diff --git a/sparrow-test/pom.xml b/sparrow-test/pom.xml
index 71994dc..bf605b4 100644
--- a/sparrow-test/pom.xml
+++ b/sparrow-test/pom.xml
@@ -265,7 +265,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.2.3</version>
+            <version>1.2.13</version>
         </dependency>
         <dependency>
             <groupId>org.elasticsearch</groupId>