diff --git a/samples/api-client/accesstoken_example/requirements-test.txt b/samples/api-client/accesstoken_example/requirements-test.txt
index 8b9495c1..9b10f68d 100644
--- a/samples/api-client/accesstoken_example/requirements-test.txt
+++ b/samples/api-client/accesstoken_example/requirements-test.txt
@@ -1,3 +1,3 @@
 pytest==7.2.0
-google-cloud-pubsub==2.13.11
+google-cloud-pubsub==2.13.12
 google-cloud-storage==2.7.0
diff --git a/samples/api-client/accesstoken_example/requirements.txt b/samples/api-client/accesstoken_example/requirements.txt
index cf592805..1fca1944 100644
--- a/samples/api-client/accesstoken_example/requirements.txt
+++ b/samples/api-client/accesstoken_example/requirements.txt
@@ -1,10 +1,10 @@
 cryptography==39.0.0
 flaky==3.7.0
-google-api-python-client==2.71.0
+google-api-python-client==2.72.0
 google-auth-httplib2==0.1.0
 google-auth==2.16.0
 google-cloud-iot==2.7.0
-google-cloud-pubsub==2.13.11
+google-cloud-pubsub==2.13.12
 google-cloud-storage==2.7.0
 paho-mqtt==1.6.1
 pyjwt==2.6.0
diff --git a/samples/api-client/manager/requirements.txt b/samples/api-client/manager/requirements.txt
index aebd50bc..1da036d4 100644
--- a/samples/api-client/manager/requirements.txt
+++ b/samples/api-client/manager/requirements.txt
@@ -1,9 +1,9 @@
 cryptography==39.0.0
 flaky==3.7.0
-google-api-python-client==2.71.0
+google-api-python-client==2.72.0
 google-auth-httplib2==0.1.0
 google-auth==2.16.0
 google-cloud-iot==2.7.0
-google-cloud-pubsub==2.13.11
+google-cloud-pubsub==2.13.12
 paho-mqtt==1.6.1
 pyjwt==2.6.0