diff --git a/pom.xml b/pom.xml
index 53d7a154231e..4379b2b7dcef 100644
--- a/pom.xml
+++ b/pom.xml
@@ -140,7 +140,7 @@
     <bom.version>0.45.1-alpha-SNAPSHOT</bom.version><!-- {x-version-update:google-cloud-pom:current} -->
     <api-client.version>1.23.0</api-client.version>
     <gax.version>1.23.0</gax.version>
-    <google.auth.version>0.9.0</google.auth.version>
+    <google.auth.version>0.9.1</google.auth.version>
     <grpc.version>1.10.1</grpc.version>
     <nettyssl.version>2.0.7.Final</nettyssl.version>
     <guava.version>20.0</guava.version>