diff --git a/src/libs/utils/theme/theme.h b/src/libs/utils/theme/theme.h
index 0c94b4731d1..1ecefbe9fde 100644
--- a/src/libs/utils/theme/theme.h
+++ b/src/libs/utils/theme/theme.h
@@ -327,8 +327,8 @@ public:
         WindowColorAsBase
     };
 
-    bool flag(Flag f) const;
-    QColor color(Color role) const;
+    Q_INVOKABLE bool flag(Flag f) const;
+    Q_INVOKABLE QColor color(Color role) const;
     QString imageFile(ImageFile imageFile, const QString &fallBack) const;
     QGradientStops gradient(Gradient role) const;
     QPalette palette() const;