1 files changed, 1 insertions, 1 deletions
diff --git a/error.c b/error.c
index 0d16ec3cb1..f8414060f5 100644
--- a/error.c
+++ b/error.c
@@ -1131,7 +1131,7 @@ rb_notimplement()
 {
     rb_raise(rb_eNotImpError,
 	     "The %s() function is unimplemented on this machine",
-	     rb_id2name(ruby_frame->last_func));
+	     rb_id2name(ruby_frame->callee));
 }
 
 void