diff --git a/pom.xml b/pom.xml
index 59aa57a..9e2f461 100644
--- a/pom.xml
+++ b/pom.xml
@@ -18,7 +18,7 @@
     <maven.compiler.target>1.8</maven.compiler.target>
 
     <spark.version>2.7.2</spark.version>
-    <gson.version>2.8.5</gson.version>
+    <gson.version>2.8.9</gson.version>
   </properties>
 
   <dependencies>