diff --git a/claudetool/codereview_test.go b/claudetool/codereview_test.go
index 71934a2..0d0c143 100644
--- a/claudetool/codereview_test.go
+++ b/claudetool/codereview_test.go
@@ -140,6 +140,10 @@
 			}
 			want := string(file.Data)
 
+			commitCleaner := strings.NewReplacer(initialCommit, "INITIAL_COMMIT_HASH")
+			got = commitCleaner.Replace(got)
+			want = commitCleaner.Replace(want)
+
 			if update {
 				archive.Files[i].Data = []byte(got)
 				break