diff --git a/GitUpdateChecker.exe b/GitUpdateChecker.exe
index d91a3fa..63d946a 100644
Binary files a/GitUpdateChecker.exe and b/GitUpdateChecker.exe differ
diff --git a/gui.go b/gui.go
index e063982..515b6bb 100644
--- a/gui.go
+++ b/gui.go
@@ -253,7 +253,7 @@ func (a *App) buildAndRun() error {
 						AssignTo: &a.iconView,
 						MinSize:  Size{Width: 24, Height: 24},
 						MaxSize:  Size{Width: 24, Height: 24},
-						Mode:     ImageViewModeIdeal,
+						Mode:     ImageViewModeShrink,
 					},
 					Label{
 						Text: "Git Update Checker v" + VERSION,
@@ -343,8 +343,13 @@ func (a *App) buildAndRun() error {
 	}
 
 	// Icône dans l'en-tête (depuis PNG embarqué dans l'exe)
-	if img, err := png.Decode(bytes.NewReader(iconPNG)); err == nil {
-		if bmp, err := walk.NewBitmapFromImageForDPI(img, 96); err == nil {
+	if img, err := png.Decode(bytes.NewReader(iconPNG)); err != nil {
+		logWarn("Icône PNG: décodage échoué: " + err.Error())
+	} else {
+		bmp, err := walk.NewBitmapFromImageForDPI(img, 96)
+		if err != nil {
+			logWarn("Icône PNG: bitmap échoué: " + err.Error())
+		} else {
 			a.iconView.SetImage(bmp)
 		}
 	}