diff --git a/pom.xml b/pom.xml
index 2db07618..2d17d297 100644
--- a/pom.xml
+++ b/pom.xml
@@ -49,7 +49,7 @@
       <dependency>
         <groupId>ch.qos.logback</groupId>
         <artifactId>logback-core</artifactId>
-        <version>1.6.3</version>
+        <version>1.6.4</version>
       </dependency>
     </dependencies>
   </dependencyManagement>