diff --git a/integrations/pull_update_test.go b/integrations/pull_update_test.go
index 484390001..251051582 100644
--- a/integrations/pull_update_test.go
+++ b/integrations/pull_update_test.go
@@ -58,7 +58,7 @@ func createOutdatedPR(t *testing.T, actor, forkOrg *models.User) *models.PullReq
 	assert.NoError(t, err)
 	assert.NotEmpty(t, baseRepo)
 
-	headRepo, err := repo_module.ForkRepository(actor, forkOrg, baseRepo, "repo-pr-update", "desc")
+	headRepo, err := repo_module.ForkRepository(actor, forkOrg, baseRepo, "repo-pr-update", "desc", "")
 	assert.NoError(t, err)
 	assert.NotEmpty(t, headRepo)
 
diff --git a/modules/repository/fork.go b/modules/repository/fork.go
index 7549c2661..da9039d00 100644
--- a/modules/repository/fork.go
+++ b/modules/repository/fork.go
@@ -15,7 +15,7 @@ import (
 )
 
 // ForkRepository forks a repository
-func ForkRepository(doer, owner *models.User, oldRepo *models.Repository, name, desc string) (_ *models.Repository, err error) {
+func ForkRepository(doer, owner *models.User, oldRepo *models.Repository, name, desc, alias string) (_ *models.Repository, err error) {
 	forkedRepo, err := oldRepo.GetUserFork(owner.ID)
 	if err != nil {
 		return nil, err
@@ -33,7 +33,7 @@ func ForkRepository(doer, owner *models.User, oldRepo *models.Repository, name,
 		Owner:         owner,
 		OwnerName:     owner.Name,
 		Name:          name,
-		Alias:         oldRepo.Alias,
+		Alias:         alias,
 		LowerName:     strings.ToLower(name),
 		Description:   desc,
 		DefaultBranch: oldRepo.DefaultBranch,
diff --git a/modules/repository/fork_test.go b/modules/repository/fork_test.go
index cb3526bcc..f599ead68 100644
--- a/modules/repository/fork_test.go
+++ b/modules/repository/fork_test.go
@@ -18,7 +18,7 @@ func TestForkRepository(t *testing.T) {
 	user := models.AssertExistsAndLoadBean(t, &models.User{ID: 13}).(*models.User)
 	repo := models.AssertExistsAndLoadBean(t, &models.Repository{ID: 10}).(*models.Repository)
 
-	fork, err := ForkRepository(user, user, repo, "test", "test")
+	fork, err := ForkRepository(user, user, repo, "test", "test", "test")
 	assert.Nil(t, fork)
 	assert.Error(t, err)
 	assert.True(t, models.IsErrForkAlreadyExist(err))
diff --git a/routers/api/v1/repo/fork.go b/routers/api/v1/repo/fork.go
index 3536b7f43..a753f192d 100644
--- a/routers/api/v1/repo/fork.go
+++ b/routers/api/v1/repo/fork.go
@@ -118,7 +118,7 @@ func CreateFork(ctx *context.APIContext, form api.CreateForkOption) {
 		forker = org
 	}
 
-	fork, err := repo_service.ForkRepository(ctx.User, forker, repo, repo.Name, repo.Description)
+	fork, err := repo_service.ForkRepository(ctx.User, forker, repo, repo.Name, repo.Description, repo.Alias)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "ForkRepository", err)
 		return
diff --git a/routers/repo/pull.go b/routers/repo/pull.go
index 8841e4755..c653d9d67 100755
--- a/routers/repo/pull.go
+++ b/routers/repo/pull.go
@@ -221,7 +221,7 @@ func ForkPost(ctx *context.Context, form auth.CreateRepoForm) {
 		}
 	}
 
-	repo, err := repo_service.ForkRepository(ctx.User, ctxUser, forkRepo, form.RepoName, form.Description)
+	repo, err := repo_service.ForkRepository(ctx.User, ctxUser, forkRepo, form.RepoName, form.Description, form.Alias)
 	if err != nil {
 		ctx.Data["Err_RepoName"] = true
 		switch {
diff --git a/services/repository/repository.go b/services/repository/repository.go
index eafad988e..dffa1ba11 100644
--- a/services/repository/repository.go
+++ b/services/repository/repository.go
@@ -31,8 +31,8 @@ func CreateRepository(doer, owner *models.User, opts models.CreateRepoOptions) (
 }
 
 // ForkRepository forks a repository
-func ForkRepository(doer, u *models.User, oldRepo *models.Repository, name, desc string) (*models.Repository, error) {
-	repo, err := repo_module.ForkRepository(doer, u, oldRepo, name, desc)
+func ForkRepository(doer, u *models.User, oldRepo *models.Repository, name, desc, alias string) (*models.Repository, error) {
+	repo, err := repo_module.ForkRepository(doer, u, oldRepo, name, desc, alias)
 	if err != nil {
 		if repo != nil {
 			if errDelete := models.DeleteRepository(doer, u.ID, repo.ID); errDelete != nil {