diff --git a/src/Mod/PartDesign/App/FeatureHole.h b/src/Mod/PartDesign/App/FeatureHole.h
index 8fe3457c4f..5e702fcaaf 100644
--- a/src/Mod/PartDesign/App/FeatureHole.h
+++ b/src/Mod/PartDesign/App/FeatureHole.h
@@ -105,6 +105,8 @@ public:
 
 protected:
     void onChanged(const App::Property* prop);
+    static const App::PropertyAngle::Constraints floatAngle;
+
 private:
     static const char* DepthTypeEnums[];
     static const char* ThreadTypeEnums[];