diff --git a/src/app-directory/pom.xml b/src/app-directory/pom.xml
index 37426ba95..43f1aef72 100644
--- a/src/app-directory/pom.xml
+++ b/src/app-directory/pom.xml
@@ -161,7 +161,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.2.3</version>
+            <version>1.5.13</version>
         </dependency>
         <dependency>
             <groupId>javax.ws.rs</groupId>