diff --git a/src/common/QskAspect.h b/src/common/QskAspect.h
index 5c021502..73a3092d 100644
--- a/src/common/QskAspect.h
+++ b/src/common/QskAspect.h
@@ -28,7 +28,7 @@
 
 #define QSK_NAMESPACE( name ) namespace name
 #define QSK_ENUM( name ) \
-    inline const QMetaObject* qt_getEnumMetaObject(name) noexcept { return &staticMetaObject; } \
+    inline constexpr const QMetaObject* qt_getEnumMetaObject(name) noexcept { return &staticMetaObject; } \
     inline constexpr const char* qt_getEnumName(name) noexcept { return #name; }
 
 #endif
diff --git a/src/common/QskNamespace.h b/src/common/QskNamespace.h
index b7a4285b..35c2769b 100644
--- a/src/common/QskNamespace.h
+++ b/src/common/QskNamespace.h
@@ -23,7 +23,7 @@
 
 #define QSK_NAMESPACE( name ) namespace name
 #define QSK_ENUM( name ) \
-    inline const QMetaObject* qt_getEnumMetaObject(name) noexcept { return &staticMetaObject; } \
+    inline constexpr const QMetaObject* qt_getEnumMetaObject(name) noexcept { return &staticMetaObject; } \
     inline constexpr const char* qt_getEnumName(name) noexcept { return #name; }
 
 #endif