diff --git a/test-dir/test-0.txt b/test-dir/test-0.txt
index a28626c..462a9cf 100644
--- a/test-dir/test-0.txt
+++ b/test-dir/test-0.txt
@@ -14,3 +14,4 @@ Trident Test 5
 Trident Test 6
 Trident Test 7
 Trident Test 8
+Trident Test 9