diff --git a/pom.xml b/pom.xml
index 17b0fbe78..dcaa10895 100644
--- a/pom.xml
+++ b/pom.xml
@@ -66,7 +66,7 @@
       <dependency>
         <groupId>org.threeten</groupId>
         <artifactId>threetenbp</artifactId>
-        <version>1.5.0</version>
+        <version>1.6.0</version>
       </dependency>
       <dependency>
         <groupId>com.google.auth</groupId>