diff --git a/src/main/scala/xiangshan/cache/dcacheWrapper.scala b/src/main/scala/xiangshan/cache/dcacheWrapper.scala
index f973a95ab41c23406e3c65542c4bd0841a79f496..da27669b678603924018d352c92ee87c79028668 100644
--- a/src/main/scala/xiangshan/cache/dcacheWrapper.scala
+++ b/src/main/scala/xiangshan/cache/dcacheWrapper.scala
@@ -400,7 +400,7 @@ class DCacheImp(outer: DCache) extends LazyModuleImp(outer) with HasDCacheParame
 
   //----------------------------------------
   // prober
-  prober.io.req.valid := bus.b.valid
+  prober.io.req.valid := bus.b.valid && !block_probe(get_block_addr(bus.b.bits.address))
   bus.b.ready         := prober.io.req.ready && !block_probe(get_block_addr(bus.b.bits.address))
   prober.io.req.bits  := bus.b.bits