diff --git a/tests/legacy_tests/data/str.data b/tests/legacy_tests/data/str.data
index 7cbdb7c6..b0aedb87 100644
--- a/tests/legacy_tests/data/str.data
+++ b/tests/legacy_tests/data/str.data
@@ -1 +1,2 @@
 - abcd
+- =