diff --git a/v2/cmd/wails/internal/commands/dev/dev.go b/v2/cmd/wails/internal/commands/dev/dev.go
index c8d23f5ec..77b7b36a6 100644
--- a/v2/cmd/wails/internal/commands/dev/dev.go
+++ b/v2/cmd/wails/internal/commands/dev/dev.go
@@ -325,6 +325,7 @@ func loadAndMergeProjectConfig(cwd string, flags *devFlags) (*project.Project, e
 
 	if flags.reloadDirs != projectConfig.ReloadDirectories {
 		projectConfig.ReloadDirectories = filepath.ToSlash(flags.reloadDirs)
+		shouldSaveConfig = true
 	}
 
 	if flags.devServerURL == defaultDevServerURL && projectConfig.DevServerURL != defaultDevServerURL && projectConfig.DevServerURL != "" {
diff --git a/website/docs/reference/cli.mdx b/website/docs/reference/cli.mdx
index 4c0cc6c95..551e671c5 100644
--- a/website/docs/reference/cli.mdx
+++ b/website/docs/reference/cli.mdx
@@ -146,7 +146,7 @@ Your system is ready for Wails development!
 |  -appargs "args"         | Arguments passed to the application in shell style  | |
 |  -platform "platform"    | Platform/Arch to target | `runtime.GOOS` |
 
-If the `assetdir`, `wailsjsdir`, `debounce` or `devserverurl` flags are provided on the command line, they are saved in
+If the `assetdir`, `reloaddirs`, `wailsjsdir`, `debounce` or `devserverurl` flags are provided on the command line, they are saved in
 `wails.json`, and become the defaults for subsequent invocations.
 
 Example:
diff --git a/website/docs/reference/project-config.mdx b/website/docs/reference/project-config.mdx
index e74a571af..c3b624274 100644
--- a/website/docs/reference/project-config.mdx
+++ b/website/docs/reference/project-config.mdx
@@ -26,5 +26,5 @@ The project config resides in the `wails.json` file in the project directory. Th
 
 This file is read by the Wails CLI when running `wails build` or `wails dev`.
 
-The `assetdir`, `wailsjsdir`, `debounceMS` and `devserverurl` flags in `wails build/dev` will update the project config
+The `assetdir`, `reloaddirs`, `wailsjsdir`, `debounceMS` and `devserverurl` flags in `wails build/dev` will update the project config
 and thus become defaults for subsequent runs.
\ No newline at end of file