diff --git a/intermediate_source/FSDP_tutorial.rst b/intermediate_source/FSDP_tutorial.rst
index 9b9845667fb..ce104889860 100644
--- a/intermediate_source/FSDP_tutorial.rst
+++ b/intermediate_source/FSDP_tutorial.rst
@@ -251,6 +251,7 @@ We add the following code snippets to a python script “FSDP_mnist.py”.
         init_end_event.record()
 
         if rank == 0:
+            init_end_event.synchronize()
             print(f"CUDA event elapsed time: {init_start_event.elapsed_time(init_end_event) / 1000}sec")
             print(f"{model}")