diff --git a/src/localgeodesicfefunction.hh b/src/localgeodesicfefunction.hh
index 55e6baa400ab16ee8e15d3aa1925c93547257565..afaeaca1d7e8756483b407ac914f2ff476c283fc 100644
--- a/src/localgeodesicfefunction.hh
+++ b/src/localgeodesicfefunction.hh
@@ -283,6 +283,7 @@ evaluateDerivative(const Dune::FieldVector<ctype, dim>& local)
 
     assert(dim==1 || dim==2);
 
+    return result;
 }
 
 #endif