diff --git a/routers/web/repo/setting/default_branch.go b/routers/web/repo/setting/default_branch.go
index 9eb8a26c0b..11c43aa69a 100644
--- a/routers/web/repo/setting/default_branch.go
+++ b/routers/web/repo/setting/default_branch.go
@@ -9,7 +9,6 @@ import (
 	git_model "code.gitea.io/gitea/models/git"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/log"
-	repo_module "code.gitea.io/gitea/modules/repository"
 	"code.gitea.io/gitea/modules/setting"
 	"code.gitea.io/gitea/routers/web/repo"
 	repo_service "code.gitea.io/gitea/services/repository"
@@ -35,7 +34,7 @@ func SetDefaultBranchPost(ctx *context.Context) {
 		}
 
 		branch := ctx.FormString("branch")
-		if err := repo_service.SetRepoDefaultBranch(ctx, ctx.Repo.Repository, ctx.Repo.GitRepo, branch); err != nil {
+		if err := repo_service.SetRepoDefaultBranch(ctx, ctx.Repo.Repository, ctx.Repo.GitRepo, ctx.Repo.Commit, branch); err != nil {
 			switch {
 			case git_model.IsErrBranchNotExist(err):
 				ctx.Status(http.StatusNotFound)
diff --git a/services/repository/branch.go b/services/repository/branch.go
index 6ddc6badfa..0f15506691 100644
--- a/services/repository/branch.go
+++ b/services/repository/branch.go
@@ -468,7 +468,7 @@ func AddAllRepoBranchesToSyncQueue(ctx context.Context, doerID int64) error {
 	return nil
 }
 
-func SetRepoDefaultBranch(ctx context.Context, repo *repo_model.Repository, gitRepo *git.Repository, newBranchName string) error {
+func SetRepoDefaultBranch(ctx context.Context, repo *repo_model.Repository, gitRepo *git.Repository, commit *git.Commit, newBranchName string) error {
 	if repo.DefaultBranch == newBranchName {
 		return nil
 	}
@@ -505,6 +505,9 @@ func SetRepoDefaultBranch(ctx context.Context, repo *repo_model.Repository, gitR
 				return err
 			}
 		}
+		if err := repo_module.UpdateRepoLicenses(ctx, repo, commit); err != nil {
+			log.Error("UpdateRepoLicenses: %v", err)
+		}
 		return nil
 	}); err != nil {
 		return err