diff --git a/google-cloud-clients/pom.xml b/google-cloud-clients/pom.xml
index 147c38081733..18e38711e8b5 100644
--- a/google-cloud-clients/pom.xml
+++ b/google-cloud-clients/pom.xml
@@ -348,7 +348,7 @@
       <dependency>
         <groupId>com.google.auto.value</groupId>
         <artifactId>auto-value</artifactId>
-        <version>1.4</version>
+        <version>1.6.6</version>
       </dependency>
       <dependency>
         <groupId>io.opencensus</groupId>