diff --git a/python/dune/perftool/sumfact/vectorization.py b/python/dune/perftool/sumfact/vectorization.py
index d7fb677660a4963c03002bd066f44d2e1b8cfcd6..690a1c0ba912913f068fe2f295dcbc4c498bdf1e 100644
--- a/python/dune/perftool/sumfact/vectorization.py
+++ b/python/dune/perftool/sumfact/vectorization.py
@@ -90,7 +90,7 @@ def explicit_costfunction(sf):
 
     if sf.horizontal_width == horizontal and sf.vertical_width == vertical:
         # Penalize position mapping
-        return position_penalty_factor(sf)
+        return sf.operations * position_penalty_factor(sf)
     else:
         return 1000000000000