diff --git a/src/App/Origin.cpp b/src/App/Origin.cpp
index 3d8c725368..eb7c4669ac 100644
--- a/src/App/Origin.cpp
+++ b/src/App/Origin.cpp
@@ -53,7 +53,7 @@ Origin::Origin(void) : extension(this) {
             "Axis and baseplanes controlled by the origin" );
 
     setStatus(App::NoAutoExpand,true);
-    extension.GroupExtension::initExtension(this);
+    extension.initExtension(this);
 }