diff --git a/Include/Python.h b/Include/Python.h
index c87598950fa..1a05116235f 100644
--- a/Include/Python.h
+++ b/Include/Python.h
@@ -44,7 +44,7 @@
 #include <unistd.h>
 #endif
 
-/* For uintptr_t, intptr_t */
+/* For size_t? */
 #ifdef HAVE_STDDEF_H
 #include <stddef.h>
 #endif