diff --git a/clonedetector/pom.xml b/clonedetector/pom.xml
index 3593539..7811116 100644
--- a/clonedetector/pom.xml
+++ b/clonedetector/pom.xml
@@ -130,7 +130,7 @@
 		<dependency>
 			<groupId>com.google.code.gson</groupId>
 			<artifactId>gson</artifactId>
-			<version>2.5</version>
+			<version>2.8.9</version>
 		</dependency>
 		<dependency>
 			<groupId>com.thoughtworks.xstream</groupId>