diff --git a/Python/pythonrun.c b/Python/pythonrun.c
index 7f6966a..2e93a3a 100644
--- a/Python/pythonrun.c
+++ b/Python/pythonrun.c
@@ -459,7 +459,7 @@
 	PyTuple_Fini();
 	PyList_Fini();
 	PySet_Fini();
-	PyString_Fini();
+	PyBytes_Fini();
 	PyByteArray_Fini();
 	PyLong_Fini();
 	PyFloat_Fini();