diff --git a/gitdiff/testdata/apply/text_fragment_change_middle.src b/gitdiff/testdata/apply/text_fragment_change_middle.src
--- a/gitdiff/testdata/apply/text_fragment_change_middle.src
+++ b/gitdiff/testdata/apply/text_fragment_change_middle.src
@@ -3,7 +3,7 @@ line 2
 line 3
 line 4
 line 5
-line 6
+new line a
 line 7
 line 8
 line 9