diff --git a/routers/repo/setting.go b/routers/repo/setting.go
index b9b7b20f6..72bdbfa68 100644
--- a/routers/repo/setting.go
+++ b/routers/repo/setting.go
@@ -405,7 +405,7 @@ func SettingsPost(ctx *context.Context, form auth.RepoSettingForm) {
 			ctx.Error(404)
 			return
 		}
-		if repo.Name != form.RepoName {
+		if repo.Alias != form.RepoName {
 			ctx.RenderWithErr(ctx.Tr("form.enterred_invalid_repo_name"), tplSettingsOptions, nil)
 			return
 		}
@@ -432,7 +432,7 @@ func SettingsPost(ctx *context.Context, form auth.RepoSettingForm) {
 			ctx.Error(404)
 			return
 		}
-		if repo.Name != form.RepoName {
+		if repo.Alias != form.RepoName {
 			ctx.RenderWithErr(ctx.Tr("form.enterred_invalid_repo_name"), tplSettingsOptions, nil)
 			return
 		}
@@ -470,7 +470,7 @@ func SettingsPost(ctx *context.Context, form auth.RepoSettingForm) {
 			ctx.Error(404)
 			return
 		}
-		if repo.Name != form.RepoName {
+		if repo.Alias != form.RepoName {
 			ctx.RenderWithErr(ctx.Tr("form.enterred_invalid_repo_name"), tplSettingsOptions, nil)
 			return
 		}
@@ -490,7 +490,7 @@ func SettingsPost(ctx *context.Context, form auth.RepoSettingForm) {
 			ctx.Error(404)
 			return
 		}
-		if repo.Name != form.RepoName {
+		if repo.Alias != form.RepoName {
 			ctx.RenderWithErr(ctx.Tr("form.enterred_invalid_repo_name"), tplSettingsOptions, nil)
 			return
 		}