diff --git a/be/src/exec/es/es_predicate.cpp b/be/src/exec/es/es_predicate.cpp
index 472dd95feba29f..aa482338a34088 100644
--- a/be/src/exec/es/es_predicate.cpp
+++ b/be/src/exec/es/es_predicate.cpp
@@ -273,6 +273,7 @@ Status EsPredicate::build_disjuncts_list(const Expr* conjunct) {
             _es_query_status 
                 = BooleanQueryBuilder::check_es_query(*(ExtFunction *)predicate); 
             if (!_es_query_status.ok()) {
+                delete predicate;
                 return _es_query_status;
             }
         }