diff --git a/python/dune/perftool/sumfact/switch.py b/python/dune/perftool/sumfact/switch.py
index 592cfee2e4b1533bce5eb60a31ed92192e43a8e4..a420850d6bdecb4e479688f7be8c3e1039572351 100644
--- a/python/dune/perftool/sumfact/switch.py
+++ b/python/dune/perftool/sumfact/switch.py
@@ -61,8 +61,8 @@ def decide_if_kernel_is_necessary(facedir_s, facemod_s, facedir_n, facemod_n):
     # NB: This is not true anymore for parallel computations, as we would like to
     #     skip computations on the overlap and that requires us to visit intersections
     #     on the right/upper part of the domain from within the domain.
-    #if facemod_s:
-    #    return False
+    # if facemod_s:
+    #     return False
 
     # A codim1 entity can never be on the upper resp. lower side of the ref element
     # in both inside and outside cell in a YaspGrid