diff --git a/pom.xml b/pom.xml
index 345f34e126..2dcda9f0e5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -154,7 +154,7 @@
     <gax.version>2.5.0</gax.version>
     <google.api-common.version>2.0.5</google.api-common.version>
     <google.common-protos.version>2.5.0</google.common-protos.version>
-    <google.iam.version>1.1.5</google.iam.version>
+    <google.iam.version>1.1.6</google.iam.version>
     <google.auth.version>1.2.0</google.auth.version>
     <google.api.version>1.32.1</google.api.version>
     <google.http.version>1.40.1</google.http.version>