diff --git a/routers/search.go b/routers/search.go
index ce7782236..628350424 100644
--- a/routers/search.go
+++ b/routers/search.go
@@ -348,10 +348,10 @@ func searchRepo(ctx *context.Context, TableName string, Key string, Page int, Pa
 }
 
 func setForkRepoOrder(esresult *SearchRes) {
-	forkidMap := make(map[int64]int, 0)
+	forkidMap := make(map[string]int, 0)
 	for index, re := range esresult.Result {
 		if re["fork_id"] != nil {
-			fork_id := re["fork_id"].(int64)
+			fork_id := re["fork_id"].(string)
 			if _, ok := forkidMap[fork_id]; !ok {
 				forkidMap[fork_id] = index
 			}
@@ -359,7 +359,7 @@ func setForkRepoOrder(esresult *SearchRes) {
 	}
 	for key, value := range forkidMap {
 		for index, re := range esresult.Result {
-			if re["id"].(int64) == key {
+			if re["id"].(string) == key {
 				if value < index { //swap
 					tmp := esresult.Result[index]
 					esresult.Result[index] = esresult.Result[value]