diff --git a/options.h b/options.h
index a2ddb90edc..3ac9947b75 100644
--- a/options.h
+++ b/options.h
@@ -184,7 +184,7 @@ class Options : public QObject, public KDecorationOptions
      **/
     Q_PROPERTY(bool glLegacy READ isGlLegacy WRITE setGlLegacy NOTIFY glLegacyChanged)
     Q_PROPERTY(bool glCoreProfile READ glCoreProfile WRITE setGLCoreProfile NOTIFY glCoreProfileChanged)
-    Q_PROPERTY(char glPreferBufferSwap READ glPreferBufferSwap WRITE setGlPreferBufferSwap NOTIFY glPreferBufferSwapChanged)
+    Q_PROPERTY(GlSwapStrategy glPreferBufferSwap READ glPreferBufferSwap WRITE setGlPreferBufferSwap NOTIFY glPreferBufferSwapChanged)
 public:
 
     explicit Options(QObject *parent = NULL);