diff --git a/externalize-config/pom.xml b/externalize-config/pom.xml
index 0f7a602..271ab84 100644
--- a/externalize-config/pom.xml
+++ b/externalize-config/pom.xml
@@ -24,7 +24,7 @@
 		<java.version>1.8</java.version>
 		<maven.compiler.source>${java.version}</maven.compiler.source>
 		<maven.compiler.target>${java.version}</maven.compiler.target>
-		<gson.version>2.7</gson.version>
+		<gson.version>2.8.9</gson.version>
 	</properties>
 
 	<dependencies>