diff --git a/pom.xml b/pom.xml
index a970303a..ed6cbc48 100644
--- a/pom.xml
+++ b/pom.xml
@@ -48,7 +48,7 @@
     <dependency>
       <groupId>com.google.api.grpc</groupId>
       <artifactId>proto-google-cloud-pubsublite-v1</artifactId>
-      <version>1.4.4</version>
+      <version>1.4.5</version>
     </dependency>
     <dependency>
       <groupId>com.google.guava</groupId>