diff --git a/generator/pom.xml b/generator/pom.xml
index 7b50e037..9f885639 100644
--- a/generator/pom.xml
+++ b/generator/pom.xml
@@ -120,7 +120,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.5.19</version>
+            <version>1.5.20</version>
         </dependency>
     </dependencies>
     <properties>