diff --git a/v2/internal/frontend/desktop/linux/window.go b/v2/internal/frontend/desktop/linux/window.go
index f115e7bc1..1bce2acb9 100644
--- a/v2/internal/frontend/desktop/linux/window.go
+++ b/v2/internal/frontend/desktop/linux/window.go
@@ -565,6 +565,7 @@ void SetWindowIcon(GtkWindow* window, const guchar* buf, gsize len) {
 import "C"
 import (
 	"strings"
+	"sync"
 	"unsafe"
 
 	"github.com/wailsapp/wails/v2/internal/frontend"
@@ -707,13 +708,25 @@ func (w *Window) SetPosition(x int, y int) {
 
 func (w *Window) Size() (int, int) {
 	var width, height C.int
-	C.gtk_window_get_size(w.asGTKWindow(), &width, &height)
+	var wg sync.WaitGroup
+	wg.Add(1)
+	invokeOnMainThread(func() {
+		C.gtk_window_get_size(w.asGTKWindow(), &width, &height)
+		wg.Done()
+	})
+	wg.Wait()
 	return int(width), int(height)
 }
 
 func (w *Window) GetPosition() (int, int) {
 	var width, height C.int
-	C.gtk_window_get_position(w.asGTKWindow(), &width, &height)
+	var wg sync.WaitGroup
+	wg.Add(1)
+	invokeOnMainThread(func() {
+		C.gtk_window_get_position(w.asGTKWindow(), &width, &height)
+		wg.Done()
+	})
+	wg.Wait()
 	return int(width), int(height)
 }