diff --git a/example/pom.xml b/example/pom.xml
index 36c6e1d..82ef98f 100644
--- a/example/pom.xml
+++ b/example/pom.xml
@@ -43,7 +43,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.2.6</version>
+            <version>1.2.13</version>
         </dependency>
     </dependencies>