diff --git a/python/dune/perftool/sumfact/realization.py b/python/dune/perftool/sumfact/realization.py
index 89c5791e0edb1d08eb51bff020a910d2b4f7c8ac..df7bc8314ebd2ef3f0d79b70ca7222ceb3e92b71 100644
--- a/python/dune/perftool/sumfact/realization.py
+++ b/python/dune/perftool/sumfact/realization.py
@@ -55,7 +55,8 @@ def _realize_sum_factorization_kernel(sf):
         insn_dep = insn_dep.union(frozenset({instruction(code="HP_TIMER_START({});".format(timer_name),
                                                          within_inames=frozenset(sf.within_inames),
                                                          depends_on=insn_dep,
-                                                         ),}))
+                                                         ),
+                                             }))
 
     # Set up the input for stage 1
     if sf.stage == 1 and not get_option("fastdg"):
diff --git a/python/dune/perftool/sumfact/tabulation.py b/python/dune/perftool/sumfact/tabulation.py
index 466690a4a9fa3fc414ba790c93a098e398abfad5..92a8883eda78d836f002a984afdc66f95c830f1d 100644
--- a/python/dune/perftool/sumfact/tabulation.py
+++ b/python/dune/perftool/sumfact/tabulation.py
@@ -162,7 +162,7 @@ class BasisTabulationMatrixArray(BasisTabulationMatrixBase):
     def pymbolic(self, indices):
         assert len(indices) == 3
 
-        # Check whether we can realize this by broadcasting the values of a simple tabulation 
+        # Check whether we can realize this by broadcasting the values of a simple tabulation
         if len(set(self.tabs)) == 1:
             theta = self.tabs[0].pymbolic(indices[:-1])
             return prim.Call(ExplicitVCLCast(np.float64, vector_width=len(self.tabs)), (theta,))