diff --git a/gumtree/gen.srcml/pom.xml b/gumtree/gen.srcml/pom.xml
index 7ca6baf..b7ef40b 100644
--- a/gumtree/gen.srcml/pom.xml
+++ b/gumtree/gen.srcml/pom.xml
@@ -40,7 +40,7 @@
     <dependency>
         <groupId>ch.qos.logback</groupId>
         <artifactId>logback-classic</artifactId>
-        <version>1.1.7</version>
+        <version>1.2.0</version>
     </dependency>
     </dependencies>
 </project>
\ No newline at end of file