diff --git a/src/2bcontact.cc b/src/2bcontact.cc
index 01f13f6efdfdf2fdd2f1a4f287262dbdc3083053..1099e438ab12b1cbb189dd1fb48ae5062483a05f 100644
--- a/src/2bcontact.cc
+++ b/src/2bcontact.cc
@@ -547,7 +547,7 @@ int main (int argc, char *argv[]) try
         amiramesh2.addVertexData(x[1], grids[1]->leafGridView());
         amiramesh2.write(resultPath+"1resultGrid",1);
 #else
-#error Cannot write results in Amira format without Amiramesh
+#warning Cannot write results in Amira format without Amiramesh
 #endif
     } else {