diff --git a/src/if_python3.c b/src/if_python3.c
index b6507bb..2ae876e 100644
--- a/src/if_python3.c
+++ b/src/if_python3.c
@@ -693,6 +693,8 @@
 
 static struct PyModuleDef vimmodule;
 
+#define PY_CAN_RECURSE
+
 /*
  * Include the code shared with if_python.c
  */