diff --git a/motech-delivery-tools/motech-index-updater/pom.xml b/motech-delivery-tools/motech-index-updater/pom.xml
index 56431e6..8969560 100644
--- a/motech-delivery-tools/motech-index-updater/pom.xml
+++ b/motech-delivery-tools/motech-index-updater/pom.xml
@@ -23,7 +23,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>1.7.1</version>
+            <version>2.8.9</version>
         </dependency>
     </dependencies>
 </project>
\ No newline at end of file