diff --git a/pom.xml b/pom.xml
index 503d74c..1685ba2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -111,7 +111,7 @@
     <dependency>
       <groupId>ch.qos.logback</groupId>
       <artifactId>logback-classic</artifactId>
-      <version>1.3.7</version>
+      <version>1.5.6</version>
       <scope>provided</scope>
       <optional>true</optional>
     </dependency>