diff --git a/model_examples/TPVFormer/test/env_npu.sh b/model_examples/TPVFormer/test/env_npu.sh
index d25bda82f389f8bd2f6ab0ca458b759c54523027..443170900169840ccb2f6854e933b851a085c394 100644
--- a/model_examples/TPVFormer/test/env_npu.sh
+++ b/model_examples/TPVFormer/test/env_npu.sh
@@ -13,8 +13,7 @@ else
     source ${CANN_INSTALL_PATH}/nnae/set_env.sh
 fi
 
-#设置Shape数据缓存，默认值为0，配置为非零正整数N时，系统会缓存N个频繁出现的Shape
-export HOST_CACHE_CAPACITY=20
+
 #将Host日志输出到串口,0-关闭/1-开启
 export ASCEND_SLOG_PRINT_TO_STDOUT=0
 #设置默认日志级别,0-debug/1-info/2-warning/3-error