diff --git a/tests/defaults/expansions.sh b/tests/defaults/expansions.sh
index 12df18a..218edc4 100644
--- a/tests/defaults/expansions.sh
+++ b/tests/defaults/expansions.sh
@@ -1,3 +1,5 @@
+echo "1'$USER'2"
+
 echo '\'
 
 echo '\\'