1 files changed, 1 insertions, 1 deletions
diff --git a/py/gc.h b/py/gc.h
index f67fb0daa..5aef27c00 100644
--- a/py/gc.h
+++ b/py/gc.h
@@ -27,7 +27,7 @@
 #define MICROPY_INCLUDED_PY_GC_H
 
 #include <stdbool.h>
-#include <stdint.h>
+#include <stddef.h>
 
 void gc_init(void *start, void *end);