diff --git a/cmd/fs.go b/cmd/fs.go
index 0c39e2aea..5854539d0 100644
--- a/cmd/fs.go
+++ b/cmd/fs.go
@@ -6,7 +6,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"log"
 	"os"
 	"path"
@@ -50,7 +49,7 @@ func (fs *FSHelper) FileExists(path string) bool {
 
 // FindFile returns the first occurrence of match inside path.
 func (fs *FSHelper) FindFile(path, match string) (string, error) {
-	files, err := ioutil.ReadDir(path)
+	files, err := os.ReadDir(path)
 	if err != nil {
 		return "", err
 	}
@@ -69,7 +68,7 @@ func (fs *FSHelper) FindFile(path, match string) (string, error) {
 func (fs *FSHelper) CreateFile(filename string, data []byte) error {
 	// Ensure directory exists
 	fs.MkDirs(filepath.Dir(filename))
-	return ioutil.WriteFile(filename, data, 0644)
+	return os.WriteFile(filename, data, 0644)
 }
 
 // MkDirs creates the given nested directories.
@@ -156,14 +155,14 @@ func (fs *FSHelper) LoadRelativeFile(relativePath string) ([]byte, error) {
 	if err != nil {
 		return nil, err
 	}
-	return ioutil.ReadFile(fullPath)
+	return os.ReadFile(fullPath)
 }
 
 // GetSubdirs will return a list of FQPs to subdirectories in the given directory
 func (d *Dir) GetSubdirs() (map[string]string, error) {
 
 	// Read in the directory information
-	fileInfo, err := ioutil.ReadDir(d.fullPath)
+	fileInfo, err := os.ReadDir(d.fullPath)
 	if err != nil {
 		return nil, err
 	}
@@ -215,7 +214,7 @@ func (fs *FSHelper) SaveAsJSON(data interface{}, filename string) error {
 	e.SetIndent("", "  ")
 	e.Encode(data)
 
-	err := ioutil.WriteFile(filename, buf.Bytes(), 0755)
+	err := os.WriteFile(filename, buf.Bytes(), 0755)
 	if err != nil {
 		return err
 	}
@@ -231,7 +230,7 @@ func (fs *FSHelper) LoadAsString(filename string) (string, error) {
 
 // LoadAsBytes returns the contents of the file as a byte slice
 func (fs *FSHelper) LoadAsBytes(filename string) ([]byte, error) {
-	return ioutil.ReadFile(filename)
+	return os.ReadFile(filename)
 }
 
 // FileMD5 returns the md5sum of the given file
diff --git a/cmd/github.go b/cmd/github.go
index c71c00c5b..a048a17f4 100644
--- a/cmd/github.go
+++ b/cmd/github.go
@@ -3,7 +3,7 @@ package cmd
 import (
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"sort"
 )
@@ -28,7 +28,7 @@ func (g *GitHubHelper) GetVersionTags() ([]*SemanticVersion, error) {
 	if err != nil {
 		return result, err
 	}
-	body, err := ioutil.ReadAll(resp.Body)
+	body, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return result, err
 	}
diff --git a/cmd/linux.go b/cmd/linux.go
index ffa9eff5e..a1f976424 100644
--- a/cmd/linux.go
+++ b/cmd/linux.go
@@ -2,7 +2,6 @@ package cmd
 
 import (
 	"fmt"
-	"io/ioutil"
 	"net/url"
 	"os"
 	"runtime"
@@ -95,7 +94,7 @@ func GetLinuxDistroInfo() *DistroInfo {
 	}
 	_, err := os.Stat("/etc/os-release")
 	if !os.IsNotExist(err) {
-		osRelease, _ := ioutil.ReadFile("/etc/os-release")
+		osRelease, _ := os.ReadFile("/etc/os-release")
 		result = parseOsRelease(string(osRelease))
 	}
 	return result
diff --git a/cmd/package.go b/cmd/package.go
index 8b213462a..efb1117c7 100644
--- a/cmd/package.go
+++ b/cmd/package.go
@@ -7,7 +7,6 @@ import (
 	"fmt"
 	"image"
 	"image/png"
-	"io/ioutil"
 	"os"
 	"path"
 	"path/filepath"
@@ -244,7 +243,7 @@ func (b *PackageHelper) packageOSX(po *ProjectOptions) error {
 		// No - create a new plist from our defaults
 		tmpl := template.New("infoPlist")
 		plistFile := filepath.Join(b.getPackageFileBaseDir(), "info.plist")
-		infoPlist, err := ioutil.ReadFile(plistFile)
+		infoPlist, err := os.ReadFile(plistFile)
 		if err != nil {
 			return err
 		}
@@ -258,13 +257,13 @@ func (b *PackageHelper) packageOSX(po *ProjectOptions) error {
 		}
 
 		// Save to the package
-		err = ioutil.WriteFile(plistFilename, tpl.Bytes(), 0644)
+		err = os.WriteFile(plistFilename, tpl.Bytes(), 0644)
 		if err != nil {
 			return err
 		}
 
 		// Also write to project directory for customisation
-		err = ioutil.WriteFile(customPlist, tpl.Bytes(), 0644)
+		err = os.WriteFile(customPlist, tpl.Bytes(), 0644)
 		if err != nil {
 			return err
 		}
@@ -334,12 +333,12 @@ func (b *PackageHelper) PackageWindows(po *ProjectOptions, cleanUp bool) error {
 	tgtRCFile := filepath.Join(outputDir, basename+".rc")
 	if !b.fs.FileExists(tgtRCFile) {
 		srcRCfile := filepath.Join(b.getPackageFileBaseDir(), "wails.rc")
-		rcfilebytes, err := ioutil.ReadFile(srcRCfile)
+		rcfilebytes, err := os.ReadFile(srcRCfile)
 		if err != nil {
 			return err
 		}
 		rcfiledata := strings.Replace(string(rcfilebytes), "$NAME$", basename, -1)
-		err = ioutil.WriteFile(tgtRCFile, []byte(rcfiledata), 0755)
+		err = os.WriteFile(tgtRCFile, []byte(rcfiledata), 0755)
 		if err != nil {
 			return err
 		}
@@ -387,11 +386,11 @@ func (b *PackageHelper) copyIcon() (string, error) {
 
 		// Install default icon
 		iconfile := filepath.Join(b.getPackageFileBaseDir(), "icon.png")
-		iconData, err := ioutil.ReadFile(iconfile)
+		iconData, err := os.ReadFile(iconfile)
 		if err != nil {
 			return "", err
 		}
-		err = ioutil.WriteFile(srcIcon, iconData, 0644)
+		err = os.WriteFile(srcIcon, iconData, 0644)
 		if err != nil {
 			return "", err
 		}
diff --git a/cmd/project.go b/cmd/project.go
index efe772579..22ecca3c0 100644
--- a/cmd/project.go
+++ b/cmd/project.go
@@ -3,7 +3,6 @@ package cmd
 import (
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"runtime"
@@ -310,14 +309,14 @@ func (po *ProjectOptions) WriteProjectConfig() error {
 		return err
 	}
 
-	return ioutil.WriteFile(targetFile, filedata, 0600)
+	return os.WriteFile(targetFile, filedata, 0600)
 }
 
 // LoadConfig loads the project configuration file from the
 // given directory
 func (po *ProjectOptions) LoadConfig(projectDir string) error {
 	targetFile := filepath.Join(projectDir, "project.json")
-	rawBytes, err := ioutil.ReadFile(targetFile)
+	rawBytes, err := os.ReadFile(targetFile)
 	if err != nil {
 		return err
 	}
diff --git a/cmd/system.go b/cmd/system.go
index 49e4f760f..8a3deeff5 100644
--- a/cmd/system.go
+++ b/cmd/system.go
@@ -3,7 +3,6 @@ package cmd
 import (
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
 	"log"
 	"os"
 	"path/filepath"
@@ -124,7 +123,7 @@ func (s *SystemHelper) setup() error {
 	if err != nil {
 		return err
 	}
-	err = ioutil.WriteFile(s.wailsSystemConfig, configData, 0755)
+	err = os.WriteFile(s.wailsSystemConfig, configData, 0755)
 	if err != nil {
 		return err
 	}
@@ -207,11 +206,11 @@ func (sc *SystemConfig) Save(filename string) error {
 	}
 
 	// Write it out to the config file
-	return ioutil.WriteFile(filename, theJSON, 0644)
+	return os.WriteFile(filename, theJSON, 0644)
 }
 
 func (sc *SystemConfig) load(filename string) error {
-	configData, err := ioutil.ReadFile(filename)
+	configData, err := os.ReadFile(filename)
 	if err != nil {
 		return err
 	}
diff --git a/cmd/templates.go b/cmd/templates.go
index fe1c68d24..29c3d49f5 100644
--- a/cmd/templates.go
+++ b/cmd/templates.go
@@ -4,8 +4,8 @@ import (
 	"bytes"
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
 	"log"
+	"os"
 	"path/filepath"
 	"runtime"
 	"strings"
@@ -125,7 +125,7 @@ func (t *TemplateHelper) LoadMetadata(dir string) (*TemplateMetadata, error) {
 	if !t.fs.FileExists(templateFile) {
 		return nil, nil
 	}
-	rawJSON, err := ioutil.ReadFile(templateFile)
+	rawJSON, err := os.ReadFile(templateFile)
 	if err != nil {
 		return nil, err
 	}
diff --git a/cmd/wails/15_migrate.go b/cmd/wails/15_migrate.go
index f4c935f77..c2d4def51 100644
--- a/cmd/wails/15_migrate.go
+++ b/cmd/wails/15_migrate.go
@@ -3,7 +3,6 @@ package main
 import (
 	"bufio"
 	"fmt"
-	"io/ioutil"
 	"log"
 	"os"
 	"path/filepath"
@@ -305,7 +304,7 @@ func updateWailsVersion(currentVersion, latestVersion *semver.Version) error {
 	new := fmt.Sprintf("%s v%s", wailsModule, latestVersion)
 
 	goMod = strings.Replace(goMod, old, new, -1)
-	err := ioutil.WriteFile(goModFile, []byte(goMod), 0600)
+	err := os.WriteFile(goModFile, []byte(goMod), 0600)
 	if err != nil {
 		checkSpinner.Error()
 		return err
@@ -343,7 +342,7 @@ func patchMainJS() error {
 	newStartLine := `Wails.Init`
 	mainJSContents = strings.Replace(mainJSContents, oldStartLine, newStartLine, -1)
 
-	err := ioutil.WriteFile(mainJSFile, []byte(mainJSContents), 0600)
+	err := os.WriteFile(mainJSFile, []byte(mainJSContents), 0600)
 	if err != nil {
 		checkSpinner.Error()
 		return err
diff --git a/cmd/wails/9_issue.go b/cmd/wails/9_issue.go
index a58b2938d..ec0efdbb2 100644
--- a/cmd/wails/9_issue.go
+++ b/cmd/wails/9_issue.go
@@ -2,7 +2,7 @@ package main
 
 import (
 	"fmt"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"net/url"
 	"os"
@@ -112,7 +112,7 @@ To help you in this process, we will ask for some information, add Go/Wails deta
 			os.Exit(1)
 		}
 		defer resp.Body.Close()
-		template, _ := ioutil.ReadAll(resp.Body)
+		template, _ := io.ReadAll(resp.Body)
 		body := string(template)
 		body = "**Description**\n" + (strings.Split(body, "**Description**")[1])
 		fullURL := "https://github.com/wailsapp/wails/issues/new?"
diff --git a/lib/binding/manager.go b/lib/binding/manager.go
index e721fc213..70d82ddbf 100644
--- a/lib/binding/manager.go
+++ b/lib/binding/manager.go
@@ -2,7 +2,6 @@ package binding
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"reflect"
@@ -144,7 +143,7 @@ export {};`
 
 	dir := filepath.Dir(typescriptDefinitionFilename)
 	os.MkdirAll(dir, 0755)
-	return ioutil.WriteFile(typescriptDefinitionFilename, []byte(output.String()), 0755)
+	return os.WriteFile(typescriptDefinitionFilename, []byte(output.String()), 0755)
 }
 
 // bind the given struct method
diff --git a/v2/cmd/wails/internal/commands/initialise/templates/templates.go b/v2/cmd/wails/internal/commands/initialise/templates/templates.go
index e01fecfb4..641916783 100644
--- a/v2/cmd/wails/internal/commands/initialise/templates/templates.go
+++ b/v2/cmd/wails/internal/commands/initialise/templates/templates.go
@@ -4,15 +4,14 @@ import (
 	"embed"
 	"encoding/json"
 	"fmt"
-	"github.com/go-git/go-git/v5"
 	gofs "io/fs"
-	"io/ioutil"
 	"log"
 	"os"
 	"path/filepath"
 	"runtime"
 	"strings"
 
+	"github.com/go-git/go-git/v5"
 	"github.com/pkg/errors"
 
 	"github.com/leaanthony/debme"
@@ -295,7 +294,7 @@ func Install(options *Options) (bool, *Template, error) {
 // Clones the given uri and returns the temporary cloned directory
 func gitclone(options *Options) (string, error) {
 	// Create temporary directory
-	dirname, err := ioutil.TempDir("", "wails-template-*")
+	dirname, err := os.MkdirTemp("", "wails-template-*")
 	if err != nil {
 		return "", err
 	}
diff --git a/v2/internal/fs/fs.go b/v2/internal/fs/fs.go
index 9bb192209..862e003cb 100644
--- a/v2/internal/fs/fs.go
+++ b/v2/internal/fs/fs.go
@@ -4,7 +4,6 @@ import (
 	"crypto/md5"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"runtime"
@@ -126,7 +125,7 @@ func RelativePath(relativepath string, optionalpaths ...string) string {
 // MustLoadString attempts to load a string and will abort with a fatal message if
 // something goes wrong
 func MustLoadString(filename string) string {
-	data, err := ioutil.ReadFile(filename)
+	data, err := os.ReadFile(filename)
 	if err != nil {
 		fmt.Printf("FATAL: Unable to load file '%s': %s\n", filename, err.Error())
 		os.Exit(1)
@@ -163,7 +162,7 @@ func MustMD5File(filename string) string {
 // MustWriteString will attempt to write the given data to the given filename
 // It will abort the program in the event of a failure
 func MustWriteString(filename string, data string) {
-	err := ioutil.WriteFile(filename, []byte(data), 0755)
+	err := os.WriteFile(filename, []byte(data), 0755)
 	if err != nil {
 		fatal("Unable to write file", filename, ":", err.Error())
 		os.Exit(1)
@@ -244,7 +243,7 @@ func CopyDir(src string, dst string) (err error) {
 		return
 	}
 
-	entries, err := ioutil.ReadDir(src)
+	entries, err := os.ReadDir(src)
 	if err != nil {
 		return
 	}
@@ -260,7 +259,7 @@ func CopyDir(src string, dst string) (err error) {
 			}
 		} else {
 			// Skip symlinks.
-			if entry.Mode()&os.ModeSymlink != 0 {
+			if entry.Type()&os.ModeSymlink != 0 {
 				continue
 			}
 
@@ -306,7 +305,7 @@ func CopyDirExtended(src string, dst string, ignore []string) (err error) {
 		return
 	}
 
-	entries, err := ioutil.ReadDir(src)
+	entries, err := os.ReadDir(src)
 	if err != nil {
 		return
 	}
@@ -325,7 +324,7 @@ func CopyDirExtended(src string, dst string, ignore []string) (err error) {
 			}
 		} else {
 			// Skip symlinks.
-			if entry.Mode()&os.ModeSymlink != 0 {
+			if entry.Type()&os.ModeSymlink != 0 {
 				continue
 			}
 
@@ -370,7 +369,7 @@ func MoveDirExtended(src string, dst string, ignore []string) (err error) {
 		return
 	}
 
-	entries, err := ioutil.ReadDir(src)
+	entries, err := os.ReadDir(src)
 	if err != nil {
 		return
 	}
@@ -383,7 +382,7 @@ func MoveDirExtended(src string, dst string, ignore []string) (err error) {
 		dstPath := filepath.Join(dst, entry.Name())
 
 		// Skip symlinks.
-		if entry.Mode()&os.ModeSymlink != 0 {
+		if entry.Type()&os.ModeSymlink != 0 {
 			continue
 		}
 
diff --git a/v2/internal/github/github.go b/v2/internal/github/github.go
index e91b296e1..0a5d25714 100644
--- a/v2/internal/github/github.go
+++ b/v2/internal/github/github.go
@@ -3,7 +3,7 @@ package github
 import (
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"sort"
 	"strings"
@@ -20,7 +20,7 @@ func GetVersionTags() ([]*SemanticVersion, error) {
 	if err != nil {
 		return result, err
 	}
-	body, err := ioutil.ReadAll(resp.Body)
+	body, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return result, err
 	}
diff --git a/v2/internal/html/asset.go b/v2/internal/html/asset.go
index 4c41358f4..49b5c2abd 100644
--- a/v2/internal/html/asset.go
+++ b/v2/internal/html/asset.go
@@ -2,9 +2,9 @@ package html
 
 import (
 	"fmt"
-	"io/ioutil"
 	"log"
 	"net/url"
+	"os"
 	"path/filepath"
 	"regexp"
 	"strings"
@@ -39,7 +39,7 @@ type Asset struct {
 // Load the asset from disk
 func (a *Asset) Load(basedirectory string) error {
 	assetpath := filepath.Join(basedirectory, a.Path)
-	data, err := ioutil.ReadFile(assetpath)
+	data, err := os.ReadFile(assetpath)
 	if err != nil {
 		return err
 	}
diff --git a/v2/internal/html/assetbundle.go b/v2/internal/html/assetbundle.go
index 6ec098c7e..1878357ab 100644
--- a/v2/internal/html/assetbundle.go
+++ b/v2/internal/html/assetbundle.go
@@ -4,7 +4,7 @@ import (
 	"bytes"
 	"fmt"
 	"io"
-	"io/ioutil"
+	"os"
 	"path/filepath"
 	"strings"
 
@@ -189,7 +189,7 @@ func (a *AssetBundle) WriteToCFile(targetDir string) (string, error) {
 
 	// Save file
 	assetsFile := filepath.Join(targetDir, "assets.h")
-	err = ioutil.WriteFile(assetsFile, []byte(cdata.String()), 0600)
+	err = os.WriteFile(assetsFile, []byte(cdata.String()), 0600)
 	if err != nil {
 		return "", err
 	}
diff --git a/v2/internal/project/project.go b/v2/internal/project/project.go
index 99063d0f4..192f26e7b 100644
--- a/v2/internal/project/project.go
+++ b/v2/internal/project/project.go
@@ -2,7 +2,6 @@ package project
 
 import (
 	"encoding/json"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"runtime"
@@ -77,7 +76,7 @@ func Load(projectPath string) (*Project, error) {
 
 	// Attempt to load project.json
 	projectFile := filepath.Join(projectPath, "wails.json")
-	rawBytes, err := ioutil.ReadFile(projectFile)
+	rawBytes, err := os.ReadFile(projectFile)
 	if err != nil {
 		return nil, err
 	}
diff --git a/v2/internal/runtime/scripts/rebuild.go b/v2/internal/runtime/scripts/rebuild.go
index b16fe3880..847bce761 100644
--- a/v2/internal/runtime/scripts/rebuild.go
+++ b/v2/internal/runtime/scripts/rebuild.go
@@ -3,7 +3,6 @@ package main
 import (
 	"bytes"
 	"fmt"
-	"io/ioutil"
 	"log"
 	"os"
 	"strings"
@@ -51,7 +50,7 @@ func main() {
 		}
 
 		wailsJS := fs.RelativePath("../assets/desktop_" + platform + ".js")
-		runtimeData, err := ioutil.ReadFile(wailsJS)
+		runtimeData, err := os.ReadFile(wailsJS)
 		if err != nil {
 			log.Fatal(err)
 		}
@@ -78,7 +77,7 @@ const unsigned char runtime[]={`
 		// Save file
 		outputFile := fs.RelativePath(fmt.Sprintf("../../ffenestri/runtime_%s.c", platform))
 
-		if err := ioutil.WriteFile(outputFile, []byte(runtimeC), 0600); err != nil {
+		if err := os.WriteFile(outputFile, []byte(runtimeC), 0600); err != nil {
 			log.Fatal(err)
 		}
 	}
diff --git a/v2/internal/system/operatingsystem/os_linux.go b/v2/internal/system/operatingsystem/os_linux.go
index 2c21b8571..49e00c02c 100644
--- a/v2/internal/system/operatingsystem/os_linux.go
+++ b/v2/internal/system/operatingsystem/os_linux.go
@@ -5,7 +5,6 @@ package operatingsystem
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"strings"
 )
@@ -17,7 +16,7 @@ func platformInfo() (*OS, error) {
 		return nil, fmt.Errorf("unable to read system information")
 	}
 
-	osRelease, _ := ioutil.ReadFile("/etc/os-release")
+	osRelease, _ := os.ReadFile("/etc/os-release")
 	return parseOsRelease(string(osRelease)), nil
 }
 
diff --git a/v2/pkg/commands/build/base.go b/v2/pkg/commands/build/base.go
index 2d247af17..b93aa9b55 100644
--- a/v2/pkg/commands/build/base.go
+++ b/v2/pkg/commands/build/base.go
@@ -3,7 +3,6 @@ package build
 import (
 	"bytes"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"os/exec"
 	"path/filepath"
@@ -87,7 +86,7 @@ func (b *BaseBuilder) buildCustomAssets(projectData *project.Project) error {
 		if len(localPath) == 0 {
 			return nil
 		}
-		if data, err := ioutil.ReadFile(filepath.Join(customAssetsDir, localPath)); err == nil {
+		if data, err := os.ReadFile(filepath.Join(customAssetsDir, localPath)); err == nil {
 			assets.AddAsset(localPath, data)
 		}
 
@@ -100,7 +99,7 @@ func (b *BaseBuilder) buildCustomAssets(projectData *project.Project) error {
 	// Write assetdb out to root directory
 	assetsDbFilename := fs.RelativePath("../../../assetsdb.go")
 	b.addFileToDelete(assetsDbFilename)
-	err = ioutil.WriteFile(assetsDbFilename, []byte(assets.Serialize("assets", "wails")), 0644)
+	err = os.WriteFile(assetsDbFilename, []byte(assets.Serialize("assets", "wails")), 0644)
 	if err != nil {
 		return err
 	}
@@ -108,7 +107,7 @@ func (b *BaseBuilder) buildCustomAssets(projectData *project.Project) error {
 }
 
 func (b *BaseBuilder) convertFileToIntegerString(filename string) (string, error) {
-	rawData, err := ioutil.ReadFile(filename)
+	rawData, err := os.ReadFile(filename)
 	if err != nil {
 		return "", err
 	}
diff --git a/v2/pkg/commands/build/desktop.go b/v2/pkg/commands/build/desktop.go
index 76623c01a..141036b2c 100644
--- a/v2/pkg/commands/build/desktop.go
+++ b/v2/pkg/commands/build/desktop.go
@@ -2,12 +2,12 @@ package build
 
 import (
 	"fmt"
-	"github.com/wailsapp/wails/v2/pkg/buildassets"
-	"io/ioutil"
+	"os"
 	"path/filepath"
 
 	"github.com/wailsapp/wails/v2/internal/fs"
 	"github.com/wailsapp/wails/v2/internal/html"
+	"github.com/wailsapp/wails/v2/pkg/buildassets"
 )
 
 // DesktopBuilder builds applications for the desktop
@@ -138,7 +138,7 @@ func (d *DesktopBuilder) BuildRuntime(options *Options) error {
 	}
 
 	wailsJS := fs.RelativePath("../../../internal/runtime/assets/desktop.js")
-	runtimeData, err := ioutil.ReadFile(wailsJS)
+	runtimeData, err := os.ReadFile(wailsJS)
 	if err != nil {
 		return err
 	}
@@ -158,7 +158,7 @@ const unsigned char runtime[]={`
 	// Save file
 	outputFile := fs.RelativePath("../../../internal/ffenestri/runtime.c")
 
-	if err := ioutil.WriteFile(outputFile, []byte(runtimeC), 0600); err != nil {
+	if err := os.WriteFile(outputFile, []byte(runtimeC), 0600); err != nil {
 		return err
 	}
 
diff --git a/v2/pkg/commands/build/desktop_darwin.go b/v2/pkg/commands/build/desktop_darwin.go
index 9c5d558bf..c253c303f 100644
--- a/v2/pkg/commands/build/desktop_darwin.go
+++ b/v2/pkg/commands/build/desktop_darwin.go
@@ -5,7 +5,6 @@ package build
 
 import (
 	"fmt"
-	"io/ioutil"
 	"log"
 	"path/filepath"
 	"strconv"
@@ -75,7 +74,7 @@ func (d *DesktopBuilder) processTrayIcons(assetDir string, options *Options) err
 	for count, filename := range trayIconFilenames {
 
 		// Load the tray icon
-		dataBytes, err = ioutil.ReadFile(filename)
+		dataBytes, err = os.ReadFile(filename)
 		if err != nil {
 			return err
 		}
@@ -110,7 +109,7 @@ func (d *DesktopBuilder) processTrayIcons(assetDir string, options *Options) err
 	}
 	cdata.WriteString("0x00 };\n")
 
-	err = ioutil.WriteFile(targetFile, []byte(cdata.String()), 0600)
+	err = os.WriteFile(targetFile, []byte(cdata.String()), 0600)
 	if err != nil {
 		return err
 	}
@@ -169,7 +168,7 @@ func (d *DesktopBuilder) processDialogIcons(assetDir string, options *Options) e
 	for count, filename := range dialogIconFilenames {
 
 		// Load the tray icon
-		dataBytes, err = ioutil.ReadFile(filename)
+		dataBytes, err = os.ReadFile(filename)
 		if err != nil {
 			return err
 		}
@@ -204,7 +203,7 @@ func (d *DesktopBuilder) processDialogIcons(assetDir string, options *Options) e
 	}
 	cdata.WriteString("0x00 };\n")
 
-	err = ioutil.WriteFile(targetFile, []byte(cdata.String()), 0600)
+	err = os.WriteFile(targetFile, []byte(cdata.String()), 0600)
 	if err != nil {
 		return err
 	}
diff --git a/v2/pkg/commands/build/desktop_linux.go b/v2/pkg/commands/build/desktop_linux.go
index 1557b996b..4d84577bf 100644
--- a/v2/pkg/commands/build/desktop_linux.go
+++ b/v2/pkg/commands/build/desktop_linux.go
@@ -5,7 +5,6 @@ package build
 
 import (
 	"image/png"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"strings"
@@ -52,7 +51,7 @@ func (d *DesktopBuilder) compileIcon(assetDir string, iconFile string) error {
 	output = strings.Replace(output, "static char", "const char", 1)
 
 	// save icon.c
-	err = ioutil.WriteFile(targetFile, []byte(output), 0755)
+	err = os.WriteFile(targetFile, []byte(output), 0755)
 
 	return err
 }
diff --git a/v2/pkg/commands/build/internal/packager/icons/dialog/build.go b/v2/pkg/commands/build/internal/packager/icons/dialog/build.go
index 1d4f74f7a..344f30c89 100644
--- a/v2/pkg/commands/build/internal/packager/icons/dialog/build.go
+++ b/v2/pkg/commands/build/internal/packager/icons/dialog/build.go
@@ -2,12 +2,13 @@ package main
 
 import (
 	"fmt"
-	"github.com/leaanthony/slicer"
-	"io/ioutil"
 	"log"
+	"os"
 	"path/filepath"
 	"strconv"
 	"strings"
+
+	"github.com/leaanthony/slicer"
 )
 
 func convertToHexLiteral(bytes []byte) string {
@@ -56,7 +57,7 @@ func buildMacIcons(dialogIconFilenames []string) error {
 	for count, filename := range dialogIconFilenames {
 
 		// Load the tray icon
-		dataBytes, err = ioutil.ReadFile(filename)
+		dataBytes, err = os.ReadFile(filename)
 		if err != nil {
 			log.Fatal(err)
 		}
@@ -91,7 +92,7 @@ func buildMacIcons(dialogIconFilenames []string) error {
 	}
 	cdata.WriteString("0x00 };\n")
 
-	err = ioutil.WriteFile(targetFile, []byte(cdata.String()), 0600)
+	err = os.WriteFile(targetFile, []byte(cdata.String()), 0600)
 	if err != nil {
 		log.Fatal(err)
 	}
diff --git a/v2/pkg/commands/build/server.go b/v2/pkg/commands/build/server.go
index fd37aebf8..d591c55fc 100644
--- a/v2/pkg/commands/build/server.go
+++ b/v2/pkg/commands/build/server.go
@@ -2,7 +2,6 @@ package build
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"strings"
 
@@ -73,7 +72,7 @@ func (s *ServerBuilder) BuildBaseAssets(assets *html.AssetBundle) error {
 
 	// Add wails.js
 	wailsjsPath := fs.RelativePath("../../../internal/runtime/assets/server.js")
-	if rawData, err := ioutil.ReadFile(wailsjsPath); err == nil {
+	if rawData, err := os.ReadFile(wailsjsPath); err == nil {
 		db.AddAsset("/wails.js", rawData)
 	}
 
diff --git a/v2/pkg/menu/colours/colours.go b/v2/pkg/menu/colours/colours.go
index c0f1da05c..28564a09e 100644
--- a/v2/pkg/menu/colours/colours.go
+++ b/v2/pkg/menu/colours/colours.go
@@ -4,7 +4,7 @@ import (
 	"bytes"
 	_ "embed"
 	"encoding/json"
-	"io/ioutil"
+	"io"
 	"log"
 	"net/http"
 	"os"
@@ -44,7 +44,7 @@ func main() {
 		log.Fatal(err)
 	}
 	defer resp.Body.Close()
-	data, err := ioutil.ReadAll(resp.Body)
+	data, err := io.ReadAll(resp.Body)
 	if err != nil {
 		log.Fatal(err)
 	}
diff --git a/v2/pkg/parser/generate.go b/v2/pkg/parser/generate.go
index b45a524c5..f3f8e3937 100644
--- a/v2/pkg/parser/generate.go
+++ b/v2/pkg/parser/generate.go
@@ -3,7 +3,6 @@ package parser
 import (
 	"bytes"
 	_ "embed"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"text/template"
@@ -135,7 +134,7 @@ func generatePackage(pkg *Package, moduledir string) error {
 	}
 
 	// Save typescript file
-	err = ioutil.WriteFile(filepath.Join(moduledir, "_"+pkg.Name+".d.ts"), buffer.Bytes(), 0755)
+	err = os.WriteFile(filepath.Join(moduledir, "_"+pkg.Name+".d.ts"), buffer.Bytes(), 0755)
 	if err != nil {
 		return errors.Wrap(err, "Error writing backend package file")
 	}
@@ -156,7 +155,7 @@ func generatePackage(pkg *Package, moduledir string) error {
 	}
 
 	// Save javascript file
-	err = ioutil.WriteFile(filepath.Join(moduledir, "_"+pkg.Name+".js"), buffer.Bytes(), 0755)
+	err = os.WriteFile(filepath.Join(moduledir, "_"+pkg.Name+".js"), buffer.Bytes(), 0755)
 	if err != nil {
 		return errors.Wrap(err, "Error writing backend package file")
 	}
@@ -183,7 +182,7 @@ func generateIndexJS(dir string, packages []*Package) error {
 	// Calculate target filename
 	indexJS := filepath.Join(dir, "index.js")
 
-	err = ioutil.WriteFile(indexJS, buffer.Bytes(), 0755)
+	err = os.WriteFile(indexJS, buffer.Bytes(), 0755)
 	if err != nil {
 		return errors.Wrap(err, "Error writing backend package index.js file")
 	}
@@ -209,7 +208,7 @@ func generateIndexTS(dir string, packages []*Package) error {
 	// Calculate target filename
 	indexJS := filepath.Join(dir, "index.d.ts")
 
-	err = ioutil.WriteFile(indexJS, buffer.Bytes(), 0755)
+	err = os.WriteFile(indexJS, buffer.Bytes(), 0755)
 	if err != nil {
 		return errors.Wrap(err, "Error writing backend package index.d.ts file")
 	}
@@ -236,7 +235,7 @@ func generateGlobalsTS(dir string, packages []*Package) error {
 	// Calculate target filename
 	indexJS := filepath.Join(dir, "globals.d.ts")
 
-	err = ioutil.WriteFile(indexJS, buffer.Bytes(), 0755)
+	err = os.WriteFile(indexJS, buffer.Bytes(), 0755)
 	if err != nil {
 		return errors.Wrap(err, "Error writing backend package globals.d.ts file")
 	}