diff --git a/tests/pull_requests.rs b/tests/pull_requests.rs
index 14e371257af8feac2d2b8f164a27934403313458..62d23979f9eeb00b725ad2fb9dede7a42a31165c 100644
--- a/tests/pull_requests.rs
+++ b/tests/pull_requests.rs
@@ -448,6 +448,14 @@
                 .args(["init", "-q", "-b", "main", "--object-format", object_format])
                 .arg(&worktree),
         );
+        run(
+            &worktree,
+            Command::new("git").args(["config", "user.name", "Tit Test"]),
+        );
+        run(
+            &worktree,
+            Command::new("git").args(["config", "user.email", "tit@example.test"]),
+        );
         fs::write(worktree.join("README.md"), b"base\n").expect("write base content");
         git_commit(&worktree, "base");
         run(