diff --git a/Engine/source/platform/nativeDialogs/msgBox.h b/Engine/source/platform/nativeDialogs/msgBox.h
index 9c210a417..06c5e27c2 100644
--- a/Engine/source/platform/nativeDialogs/msgBox.h
+++ b/Engine/source/platform/nativeDialogs/msgBox.h
@@ -32,7 +32,7 @@
 
 enum MBButtons
 {
-   MBOk,
+   MBOk = 0,
    MBOkCancel,
    MBRetryCancel,
    MBSaveDontSave,
@@ -41,7 +41,7 @@ enum MBButtons
 
 enum MBIcons
 {
-   MIWarning,
+   MIWarning = 0,
    MIInformation,
    MIQuestion,
    MIStop,