diff --git a/kernel/model/search.go b/kernel/model/search.go
index 02c2e6a33..88490ffdc 100644
--- a/kernel/model/search.go
+++ b/kernel/model/search.go
@@ -324,10 +324,15 @@ func SearchRefBlock(id, rootID, keyword string, beforeLen int, isSquareBrackets,
 
 		ignoreLines := getRefSearchIgnoreLines()
 		refs := sql.QueryRefsRecent(onlyDoc, ignoreLines)
+		var btsID []string
+		for _, ref := range refs {
+			btsID = append(btsID, ref.DefBlockRootID)
+		}
+		bts := treenode.GetBlockTrees(btsID)
 		for _, ref := range refs {
 			tree := cachedTrees[ref.DefBlockRootID]
 			if nil == tree {
-				tree, _ = LoadTreeByBlockID(ref.DefBlockRootID)
+				tree, _ = loadTreeByBlockTree(bts[ref.DefBlockRootID])
 			}
 			if nil == tree {
 				continue