diff --git a/examples/Importers/ImportURDFDemo/URDFImporterInterface.h b/examples/Importers/ImportURDFDemo/URDFImporterInterface.h
index a5203d651..1bdd3a277 100644
--- a/examples/Importers/ImportURDFDemo/URDFImporterInterface.h
+++ b/examples/Importers/ImportURDFDemo/URDFImporterInterface.h
@@ -44,7 +44,7 @@ public:
 	///quick hack: need to rethink the API/dependencies of this
     virtual int convertLinkVisualShapes(int linkIndex, const char* pathPrefix, const btTransform& inertialFrame) const { return -1;}
     
-    virtual int convertLinkVisualShapes2(int linkIndex, const char* pathPrefix, const btTransform& inertialFrame, class btCollisionShape* colShape) const = 0;
+    virtual int convertLinkVisualShapes2(int linkIndex, const char* pathPrefix, const btTransform& inertialFrame, class btCollisionShape* colShape) const  { return -1;}
 
 	virtual class btCompoundShape* convertLinkCollisionShapes(int linkIndex, const char* pathPrefix, const btTransform& localInertiaFrame) const  = 0;
 };