1 files changed, 1 insertions, 1 deletions
diff --git a/src/gc.c b/src/gc.c
index 9dcc3f4b2..2e5678f7d 100644
--- a/src/gc.c
+++ b/src/gc.c
@@ -1153,7 +1153,7 @@ mrb_objspace_each_objects(mrb_state *mrb, each_object_callback* callback, void *
         p = page->objects;
         pend = p + MRB_HEAP_PAGE_SIZE;
         for (;p < pend; p++) {
-           callback(mrb, &p->as.basic, data);
+           (*callback)(mrb, &p->as.basic, data);
         }
 
         page = page->next;