diff --git a/normalizer/pom.xml b/normalizer/pom.xml
index 1f39728..94a6025 100644
--- a/normalizer/pom.xml
+++ b/normalizer/pom.xml
@@ -70,7 +70,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.5</version>
+            <version>2.8.9</version>
         </dependency>
         <dependency>
             <groupId>commons-io</groupId>