1 files changed, 1 insertions, 1 deletions
diff --git a/src/class.c b/src/class.c
index 779078cce..7d99da56a 100644
--- a/src/class.c
+++ b/src/class.c
@@ -1737,7 +1737,7 @@ mrb_mod_remove_const(mrb_state *mrb, mrb_value mod)
   check_const_name(mrb, id);
   val = mrb_iv_remove(mrb, mod, id);
   if (mrb_undef_p(val)) {
-    mrb_name_error(mrb, id, "instance variable %s not defined", mrb_sym2name(mrb, id));
+    mrb_name_error(mrb, sym, "constant %s not defined", mrb_sym2name(mrb, sym));
   }
   return val;
 }