diff --git a/routers/web/web.go b/routers/web/web.go
index 4e10dcc67b..f213d9cbb3 100644
--- a/routers/web/web.go
+++ b/routers/web/web.go
@@ -1654,7 +1654,7 @@ func registerRoutes(m *web.Route) {
 		m.Post("/sync_fork", context.RepoMustNotBeArchived(), repo.MustBeNotEmpty, reqRepoCodeWriter, repo.SyncFork)
 	}, ignSignIn, context.RepoAssignment, context.UnitTypes())
 
-	m.Post("/{username}/{reponame}/lastcommit/*", reqSignIn, context.RepoAssignment, context.UnitTypes(), context.RepoRefByType(context.RepoRefCommit), reqRepoCodeReader, repo.LastCommit)
+	m.Post("/{username}/{reponame}/lastcommit/*", ignSignIn, context.RepoAssignment, context.UnitTypes(), context.RepoRefByType(context.RepoRefCommit), reqRepoCodeReader, repo.LastCommit)
 
 	m.Group("/{username}/{reponame}", func() {
 		if !setting.Repository.DisableStars {
diff --git a/tests/integration/repo_commit_test.go b/tests/integration/repo_commit_test.go
index 1e22192cd9..0975e48c0c 100644
--- a/tests/integration/repo_commit_test.go
+++ b/tests/integration/repo_commit_test.go
@@ -82,3 +82,19 @@ func TestRepoCommitHeader(t *testing.T) {
 		assert.Equal(t, commit.ID.String()[:10], sha.Find(".shortsha").Text())
 	})
 }
+
+func TestLastCommit(t *testing.T) {
+	defer tests.PrepareTestEnv(t)()
+
+	t.Run("Anonymous", func(t *testing.T) {
+		req := NewRequest(t, "POST", "/user2/repo1/lastcommit/65f1bf27bc3bf70f64657658635e66094edbcb4d")
+		MakeRequest(t, req, http.StatusOK)
+	})
+
+	t.Run("Signed in", func(t *testing.T) {
+		session := loginUser(t, "user2")
+
+		req := NewRequest(t, "POST", "/user2/repo1/lastcommit/65f1bf27bc3bf70f64657658635e66094edbcb4d")
+		session.MakeRequest(t, req, http.StatusOK)
+	})
+}