diff --git a/routers/api/v1/repo/repo.go b/routers/api/v1/repo/repo.go
index c299b969bc..66e430548b 100644
--- a/routers/api/v1/repo/repo.go
+++ b/routers/api/v1/repo/repo.go
@@ -33,7 +33,7 @@ func Search(ctx *context.APIContext) {
 		OwnerID:  ctx.QueryInt64("uid"),
 		PageSize: convert.ToCorrectPageSize(ctx.QueryInt("limit")),
 	}
-	if ctx.User.ID == opts.OwnerID {
+	if ctx.User != nil && ctx.User.ID == opts.OwnerID {
 		opts.Searcher = ctx.User
 	}