diff --git a/pystencils/backends/cbackend.py b/pystencils/backends/cbackend.py
index 0ee8d0e43d8ca7eca932dcae30a044e09df4ccdc..a8e66f3a97ce81f3988a5da31c99d1126ac9da22 100644
--- a/pystencils/backends/cbackend.py
+++ b/pystencils/backends/cbackend.py
@@ -151,7 +151,7 @@ class CustomCodeNode(Node):
     def undefined_symbols(self):
         return self._symbols_read - self._symbols_defined
 
-    def __eq___(self, other):
+    def __eq__(self, other):
         return self._code == other._code
 
     def __hash__(self):