diff --git a/mindspore/ccsrc/plugin/device/ascend/kernel/host/host_kernel_mod.cc b/mindspore/ccsrc/plugin/device/ascend/kernel/host/host_kernel_mod.cc
index a4c34fbedc1..ec3a618d1a2 100644
--- a/mindspore/ccsrc/plugin/device/ascend/kernel/host/host_kernel_mod.cc
+++ b/mindspore/ccsrc/plugin/device/ascend/kernel/host/host_kernel_mod.cc
@@ -81,6 +81,10 @@ void HostKernelMod::InferOp() {
     MS_LOG(EXCEPTION) << "The node is not dynamic shape.";
   }
   KernelMod::InferShape();
+
+  input_size_list_.clear();
+  output_size_list_.clear();
+  HostKernelMod::Init(node);
 }
 
 std::vector<TaskInfoPtr> HostKernelMod::GenTask(const std::vector<AddressPtr> &, const std::vector<AddressPtr> &,