diff --git a/be/src/vec/exec/vunion_node.cpp b/be/src/vec/exec/vunion_node.cpp
index 87f5ee5551..a10bb4ed3d 100644
--- a/be/src/vec/exec/vunion_node.cpp
+++ b/be/src/vec/exec/vunion_node.cpp
@@ -283,6 +283,7 @@ Status VUnionNode::get_next(RuntimeState* state, Block* block, bool* eos) {
     } else if (has_more_const(state)) {
         RETURN_IF_ERROR(get_next_const(state, block));
     }
+    RETURN_IF_ERROR(VExprContext::filter_block(_vconjunct_ctx_ptr, block, block->columns()));
 
     *eos = (!has_more_passthrough() && !has_more_materialized() && !has_more_const(state));
     reached_limit(block, eos);