diff --git a/tests/ui/compiletest-self-test/test-aux-bin.rs b/tests/ui/compiletest-self-test/test-aux-bin.rs
index 9e01e3ffabf..c1c28e12b3b 100644
--- a/tests/ui/compiletest-self-test/test-aux-bin.rs
+++ b/tests/ui/compiletest-self-test/test-aux-bin.rs
@@ -1,4 +1,4 @@
-//@ ignore-cross-compile because we run the compiled code
+//@ ignore-cross-compile because aux-bin does not yet support it
 //@ aux-bin: print-it-works.rs
 //@ run-pass