diff --git a/python/dune/perftool/pymbolic/inameset.py b/python/dune/perftool/pymbolic/inameset.py
index 2018aa4bc709f703f63b5b5a4ca3ee73067b188e..18a8503614578d3cd83f3d800e1c26274c98589f 100644
--- a/python/dune/perftool/pymbolic/inameset.py
+++ b/python/dune/perftool/pymbolic/inameset.py
@@ -11,7 +11,6 @@ class INameMapper(CombineMapper):
             return frozenset([str(i.expr.name)])
         if isinstance(i, LFSIndexPlaceholder):
             return frozenset({})
-        print type(i)
 
     def map_subscript(self, e):
         if isinstance(e.index, tuple):
@@ -26,7 +25,6 @@ class INameMapper(CombineMapper):
         return frozenset({})
 
     def combine(self, values):
-        print values
         return frozenset().union(*values)