diff --git a/kernel/sql/block_ref_query.go b/kernel/sql/block_ref_query.go
index 348b39def..e0a7bb562 100644
--- a/kernel/sql/block_ref_query.go
+++ b/kernel/sql/block_ref_query.go
@@ -336,11 +336,11 @@ func QueryRefIDsByDefID(defID string, containChildren bool) (refIDs, refTexts []
 }
 
 func QueryRefsRecent(onlyDoc bool) (ret []*Ref) {
-	stmt := "SELECT * FROM refs"
+	stmt := "SELECT * FROM refs AS r"
 	if onlyDoc {
-		stmt = "SELECT * FROM refs WHERE def_block_type = 'd'"
+		stmt = "SELECT r.* FROM refs AS r, blocks AS b WHERE b.type = 'd' AND b.id = r.def_block_id"
 	}
-	stmt += " GROUP BY def_block_id ORDER BY id DESC LIMIT 32"
+	stmt += " GROUP BY r.def_block_id ORDER BY r.id DESC LIMIT 32"
 	rows, err := query(stmt)
 	if nil != err {
 		logging.LogErrorf("sql query failed: %s", err)