diff --git a/java/broker-client/pom.xml b/java/broker-client/pom.xml
index 838b82a..71a5452 100644
--- a/java/broker-client/pom.xml
+++ b/java/broker-client/pom.xml
@@ -170,7 +170,7 @@
     <maven.compiler.target>${java.version}</maven.compiler.target>
     <swagger-core-version>2.0.0</swagger-core-version>
     <okhttp-version>2.7.5</okhttp-version>
-    <gson-version>2.8.1</gson-version>
+    <gson-version>2.8.9</gson-version>
     <gson-fire-version>1.8.3</gson-fire-version>
     <threetenbp-version>1.3.5</threetenbp-version>
     <maven-plugin-version>1.0.0</maven-plugin-version>