diff --git a/federated_learning/nvflare/nvflare_spleen_example/2-Client.ipynb b/federated_learning/nvflare/nvflare_spleen_example/2-Client.ipynb
index a5813c7682..1bdb2fdd67 100644
--- a/federated_learning/nvflare/nvflare_spleen_example/2-Client.ipynb
+++ b/federated_learning/nvflare/nvflare_spleen_example/2-Client.ipynb
@@ -138,9 +138,9 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "If you'd like to assigin GPU(s) for a client, please modify the script first. You may need to uncomment and edit the following line:\n",
+    "If you'd like to assigin GPU(s) for a client, please modify the script first. For example, if you'd like to assign GPU 1, the following line should be added into the script:\n",
     "\n",
-    "`# export CUDA_VISIBLE_DEVICES=`\n",
+    "`export CUDA_VISIBLE_DEVICES=1`\n",
     "\n",
     "[Please click here to edit for client 1](poc/site-1/startup/start.sh)\n",
     "\n",
diff --git a/federated_learning/nvflare/nvflare_spleen_example/requirements.txt b/federated_learning/nvflare/nvflare_spleen_example/requirements.txt
index 5eb8087a25..f66702b57e 100644
--- a/federated_learning/nvflare/nvflare_spleen_example/requirements.txt
+++ b/federated_learning/nvflare/nvflare_spleen_example/requirements.txt
@@ -1,6 +1,6 @@
 pip
 setuptools
-nvflare==2.0.2
+nvflare==2.0.16
 monai==0.8.0
 pytorch-ignite==0.4.6
 tqdm==4.61.2