diff --git a/pom.xml b/pom.xml
index d0e826a48..57f59e108 100644
--- a/pom.xml
+++ b/pom.xml
@@ -139,7 +139,7 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-identity-accesscontextmanager-v1</artifactId>
-        <version>1.3.1</version>
+        <version>1.4.0</version>
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>