diff --git a/mysql-test/t/range.test b/mysql-test/t/range.test
index a8b7679457b..e09fa73256b 100644
--- a/mysql-test/t/range.test
+++ b/mysql-test/t/range.test
@@ -236,4 +236,4 @@ SELECT * FROM t1 WHERE a IN(1,2) AND b=5;
 
 DROP TABLE t1;
 
-# we expect that optimizer will choose key on A
+# we expect that optimizer will choose index on A