diff --git a/dynocon-s3/pom.xml b/dynocon-s3/pom.xml
index 25949f9..fa29db8 100644
--- a/dynocon-s3/pom.xml
+++ b/dynocon-s3/pom.xml
@@ -39,7 +39,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.2.3</version>
+            <version>1.3.12</version>
             <scope>test</scope>
         </dependency>
     </dependencies>