diff --git a/monitoring/v3/pom.xml b/monitoring/v3/pom.xml
index f507a0683bb..0053e4217e5 100644
--- a/monitoring/v3/pom.xml
+++ b/monitoring/v3/pom.xml
@@ -81,7 +81,7 @@
         <dependency>
             <groupId>com.google.apis</groupId>
             <artifactId>google-api-services-monitoring</artifactId>
-            <version>v3-rev399-1.22.0</version>
+            <version>v3-rev400-1.22.0</version>
         </dependency>
         <dependency>
             <groupId>com.google.code.gson</groupId>