diff --git a/python/dune/codegen/sumfact/symbolic.py b/python/dune/codegen/sumfact/symbolic.py
index 656aa236b67c145b5fa35a6b459f7a0131df01e0..60641b0ce4af4ddef525a4c03a438c4ebe277c0c 100644
--- a/python/dune/codegen/sumfact/symbolic.py
+++ b/python/dune/codegen/sumfact/symbolic.py
@@ -214,9 +214,6 @@ class SumfactKernelInterfaceBase(object):
     def function_name_suffix(self):
         return ""
 
-    def __repr__(self):
-        return "SumfactKernelInterfaceBase()"
-
 
 class VectorSumfactKernelInput(SumfactKernelInterfaceBase):
     def __init__(self, interfaces):