diff --git a/src/test/ui/liveness/liveness-asm.rs b/src/test/ui/liveness/liveness-asm.rs
index e64335a8cc5..b51da0e0d8c 100644
--- a/src/test/ui/liveness/liveness-asm.rs
+++ b/src/test/ui/liveness/liveness-asm.rs
@@ -1,5 +1,6 @@
 // Ensure inout asm! operands are marked as used by the liveness pass
 
+// only-x86_64
 // check-pass
 
 #![feature(asm)]