diff --git a/src/test/run-pass/weird-exprs.rs b/src/test/run-pass/weird-exprs.rs
index ec28cefe655..37ab2ea2715 100644
--- a/src/test/run-pass/weird-exprs.rs
+++ b/src/test/run-pass/weird-exprs.rs
@@ -113,7 +113,7 @@ fn union() {
 }
 
 fn special_characters() {
-    let val = !((|(..):(_,_),__@_|__)((&*"\\",'@')/**/,{})=={&[..=..][..];})//
+    let val = !((|(..):(_,_),__@_|__)((&*"\\",'🤔')/**/,{})=={&[..=..][..];})//
     ;
     assert!(!val);
 }