diff --git a/examples/mixtral/pretrain_mixtral_8x7b_ptd.sh b/examples/mixtral/pretrain_mixtral_8x7b_ptd.sh
index 5bc26dc78..26ef5f435 100644
--- a/examples/mixtral/pretrain_mixtral_8x7b_ptd.sh
+++ b/examples/mixtral/pretrain_mixtral_8x7b_ptd.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-
+export ASCEND_LAUNCH_BLOCKING=1
 export WITHOUT_JIT_COMPILE=1
 export CUDA_DEVICE_MAX_CONNECTIONS=1