1 files changed, 1 insertions, 1 deletions
diff --git a/compile.c b/compile.c
index 6af1dfda58..7dfaa81f47 100644
--- a/compile.c
+++ b/compile.c
@@ -567,7 +567,7 @@ rb_iseq_translate_threaded_code(rb_iseq_t *iseq)
 {
 #if OPT_DIRECT_THREADED_CODE || OPT_CALL_THREADED_CODE
     const void * const *table = rb_vm_get_insns_address_table();
-    unsigned long i;
+    unsigned int i;
 
     iseq->iseq_encoded = ALLOC_N(VALUE, iseq->iseq_size);
     MEMCPY(iseq->iseq_encoded, iseq->iseq, VALUE, iseq->iseq_size);