diff --git a/samples/snippets/requirements.txt b/samples/snippets/requirements.txt
index 64e0aa5a..d2f646b0 100644
--- a/samples/snippets/requirements.txt
+++ b/samples/snippets/requirements.txt
@@ -1,2 +1,2 @@
 google-cloud-bigquery-storage==2.14.1
-google-cloud-bigquery==3.3.0
+google-cloud-bigquery==3.3.1
diff --git a/samples/to_dataframe/requirements.txt b/samples/to_dataframe/requirements.txt
index a15050cd..6bb9cbfb 100644
--- a/samples/to_dataframe/requirements.txt
+++ b/samples/to_dataframe/requirements.txt
@@ -1,11 +1,11 @@
 google-auth==2.9.1
 google-cloud-bigquery-storage==2.14.1
-google-cloud-bigquery==3.3.0
-pyarrow==8.0.0
+google-cloud-bigquery==3.3.1
+pyarrow==9.0.0
 ipython===7.31.1; python_version == '3.7'
 ipython===8.0.1; python_version == '3.8'
 ipython==8.4.0; python_version >= '3.9'
 pandas===1.3.5; python_version == '3.7'
 pandas==1.4.3; python_version > '3.7'
 tqdm==4.64.0
-db-dtypes==1.0.2
+db-dtypes==1.0.3