diff --git a/samples/pyarrow/requirements-test.txt b/samples/pyarrow/requirements-test.txt
index 7561ed55..7e60ddb9 100644
--- a/samples/pyarrow/requirements-test.txt
+++ b/samples/pyarrow/requirements-test.txt
@@ -1,3 +1,3 @@
 pytest===7.4.3; python_version == '3.7'
 pytest===8.3.5; python_version == '3.8'
-pytest==8.4.1; python_version >= '3.9'
+pytest==8.4.2; python_version >= '3.9'
diff --git a/samples/quickstart/requirements-test.txt b/samples/quickstart/requirements-test.txt
index 7561ed55..7e60ddb9 100644
--- a/samples/quickstart/requirements-test.txt
+++ b/samples/quickstart/requirements-test.txt
@@ -1,3 +1,3 @@
 pytest===7.4.3; python_version == '3.7'
 pytest===8.3.5; python_version == '3.8'
-pytest==8.4.1; python_version >= '3.9'
+pytest==8.4.2; python_version >= '3.9'
diff --git a/samples/snippets/requirements-test.txt b/samples/snippets/requirements-test.txt
index 230ca56d..4e4f7364 100644
--- a/samples/snippets/requirements-test.txt
+++ b/samples/snippets/requirements-test.txt
@@ -1,4 +1,4 @@
 google-cloud-testutils==1.6.4
 pytest===7.4.3; python_version == '3.7'
 pytest===8.3.5; python_version == '3.8'
-pytest==8.4.1; python_version >= '3.9'
+pytest==8.4.2; python_version >= '3.9'
diff --git a/samples/snippets/requirements.txt b/samples/snippets/requirements.txt
index c16220c7..e9bcafd7 100644
--- a/samples/snippets/requirements.txt
+++ b/samples/snippets/requirements.txt
@@ -3,4 +3,4 @@ google-cloud-bigquery===3.30.0; python_version <= '3.8'
 google-cloud-bigquery==3.36.0; python_version >= '3.9'
 pytest===7.4.3; python_version == '3.7'
 pytest===8.3.5; python_version == '3.8'
-pytest==8.4.1; python_version >= '3.9'
+pytest==8.4.2; python_version >= '3.9'
diff --git a/samples/to_dataframe/requirements-test.txt b/samples/to_dataframe/requirements-test.txt
index 7561ed55..7e60ddb9 100644
--- a/samples/to_dataframe/requirements-test.txt
+++ b/samples/to_dataframe/requirements-test.txt
@@ -1,3 +1,3 @@
 pytest===7.4.3; python_version == '3.7'
 pytest===8.3.5; python_version == '3.8'
-pytest==8.4.1; python_version >= '3.9'
+pytest==8.4.2; python_version >= '3.9'