1 files changed, 1 insertions, 1 deletions
diff --git a/gc.c b/gc.c
index 3d41445533..d56d2d170a 100644
--- a/gc.c
+++ b/gc.c
@@ -582,7 +582,7 @@ negative_size_allocation_error(const char *msg)
 static void *
 gc_with_gvl(void *ptr)
 {
-    return (void *)garbage_collect((rb_objspace_t *)ptr);
+    return (void *)(VALUE)garbage_collect((rb_objspace_t *)ptr);
 }
 
 static int