diff --git a/test/CodeGen/X86/misched-aa-colored.ll b/test/CodeGen/X86/misched-aa-colored.ll
index 5ad91fdbf3c..5bf93de62c3 100644
--- a/test/CodeGen/X86/misched-aa-colored.ll
+++ b/test/CodeGen/X86/misched-aa-colored.ll
@@ -1,4 +1,8 @@
 ; RUN: llc < %s -mcpu=x86-64 -enable-misched -misched-bottomup=0 -misched-topdown=0 -misched=shuffle -enable-aa-sched-mi | FileCheck %s
+
+; -misched=shuffle is NDEBUG only!
+; Requires: Asserts
+
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 target triple = "x86_64-unknown-linux-gnu"