diff --git a/src/gui/src/OSXHelpers.h b/src/gui/src/OSXHelpers.h
index 4d6c36c78c..6f79c51620 100644
--- a/src/gui/src/OSXHelpers.h
+++ b/src/gui/src/OSXHelpers.h
@@ -19,7 +19,7 @@
 
 #define OSXHELPERS__H
 
-enum IconsTheme {
+enum class IconsTheme {
     ICONS_DARK,
     ICONS_LIGHT,
     ICONS_TEMPLATE