diff --git a/src/codedump.c b/src/codedump.c
index 35133ce77..777c22fde 100644
--- a/src/codedump.c
+++ b/src/codedump.c
@@ -195,7 +195,7 @@ codedump(mrb_state *mrb, const mrb_irep *irep)
       print_lv_a(mrb, irep, a);
       break;
     CASE(OP_LOADINEG, BB):
-      printf("LOADI\tR%d\t-%d\t", a, b);
+      printf("LOADINEG\tR%d\t-%d\t", a, b);
       print_lv_a(mrb, irep, a);
       break;
     CASE(OP_LOADI16, BS):