diff --git a/pom.xml b/pom.xml
index 3fe5869..9c3783f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -15,7 +15,7 @@
     <maven.compiler.target>${java.version}</maven.compiler.target>
     <swagger-core-version>1.5.15</swagger-core-version>
     <okhttp-version>2.7.5</okhttp-version>
-    <gson-version>2.8.1</gson-version>
+    <gson-version>2.8.9</gson-version>
     <adal4j-version>1.6.3</adal4j-version>
     <threetenbp-version>1.3.5</threetenbp-version>
     <maven-plugin-version>1.0.0</maven-plugin-version>