diff --git a/appengine/flexible/pubsub/requirements.txt b/appengine/flexible/pubsub/requirements.txt
index 7b0676ab996d..20180c0167ac 100644
--- a/appengine/flexible/pubsub/requirements.txt
+++ b/appengine/flexible/pubsub/requirements.txt
@@ -1,3 +1,3 @@
 Flask==0.12.2
-google-cloud-pubsub==0.29.2
+google-cloud-pubsub==0.29.3
 gunicorn==19.7.1
diff --git a/iot/api-client/end_to_end_example/requirements.txt b/iot/api-client/end_to_end_example/requirements.txt
index 926c2b13d1ef..d65b9cd90cdc 100644
--- a/iot/api-client/end_to_end_example/requirements.txt
+++ b/iot/api-client/end_to_end_example/requirements.txt
@@ -2,6 +2,6 @@ cryptography==2.1.4
 google-api-python-client==1.6.4
 google-auth-httplib2==0.0.3
 google-auth==1.2.1
-google-cloud-pubsub==0.29.2
+google-cloud-pubsub==0.29.3
 pyjwt==1.5.3
 paho-mqtt==1.3.1
diff --git a/iot/api-client/http_example/requirements.txt b/iot/api-client/http_example/requirements.txt
index 6141e3608e61..810b517dcc27 100644
--- a/iot/api-client/http_example/requirements.txt
+++ b/iot/api-client/http_example/requirements.txt
@@ -2,6 +2,6 @@ cryptography==2.1.4
 google-api-python-client==1.6.4
 google-auth-httplib2==0.0.3
 google-auth==1.2.1
-google-cloud-pubsub==0.29.2
+google-cloud-pubsub==0.29.3
 pyjwt==1.5.3
 requests==2.18.4
diff --git a/iot/api-client/scripts/requirements.txt b/iot/api-client/scripts/requirements.txt
index b6977877d7af..bf0da6a020a9 100644
--- a/iot/api-client/scripts/requirements.txt
+++ b/iot/api-client/scripts/requirements.txt
@@ -1 +1 @@
-google-cloud-pubsub==0.29.2
+google-cloud-pubsub==0.29.3
diff --git a/pubsub/cloud-client/requirements.txt b/pubsub/cloud-client/requirements.txt
index b6977877d7af..bf0da6a020a9 100644
--- a/pubsub/cloud-client/requirements.txt
+++ b/pubsub/cloud-client/requirements.txt
@@ -1 +1 @@
-google-cloud-pubsub==0.29.2
+google-cloud-pubsub==0.29.3
diff --git a/storage/cloud-client/requirements.txt b/storage/cloud-client/requirements.txt
index 027a8eae67da..4137ba91d856 100644
--- a/storage/cloud-client/requirements.txt
+++ b/storage/cloud-client/requirements.txt
@@ -1,2 +1,2 @@
 google-cloud-storage==1.6.0
-google-cloud-pubsub==0.29.2
+google-cloud-pubsub==0.29.3