diff --git a/advanced_functionality/scikit_bring_your_own/scikit_bring_your_own.ipynb b/advanced_functionality/scikit_bring_your_own/scikit_bring_your_own.ipynb
index d6c046ce83..243fc18640 100644
--- a/advanced_functionality/scikit_bring_your_own/scikit_bring_your_own.ipynb
+++ b/advanced_functionality/scikit_bring_your_own/scikit_bring_your_own.ipynb
@@ -318,7 +318,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "# S3 prefix\n",
+    "# S3 prefix test\n",
     "prefix = \"DEMO-scikit-byo-iris\"\n",
     "\n",
     "# Define IAM role\n",
diff --git a/ingest_data/ingest-with-aws-services/ingest_data_with_Athena.ipynb b/ingest_data/ingest-with-aws-services/ingest_data_with_Athena.ipynb
index 3aa20a3260..01c0e0fbd4 100644
--- a/ingest_data/ingest-with-aws-services/ingest_data_with_Athena.ipynb
+++ b/ingest_data/ingest-with-aws-services/ingest_data_with_Athena.ipynb
@@ -88,6 +88,8 @@
    "metadata": {},
    "outputs": [],
    "source": [
+    "# test\n",
+    "\n",
     "import io\n",
     "import boto3\n",
     "import sagemaker\n",
diff --git a/sagemaker_processing/basic_sagemaker_data_processing/basic_sagemaker_processing.ipynb b/sagemaker_processing/basic_sagemaker_data_processing/basic_sagemaker_processing.ipynb
index 552236814b..61bec70eaa 100644
--- a/sagemaker_processing/basic_sagemaker_data_processing/basic_sagemaker_processing.ipynb
+++ b/sagemaker_processing/basic_sagemaker_data_processing/basic_sagemaker_processing.ipynb
@@ -37,6 +37,8 @@
    "metadata": {},
    "outputs": [],
    "source": [
+    "# test\n",
+    "\n",
     "import boto3\n",
     "import sagemaker\n",
     "from sagemaker import get_execution_role\n",