diff --git a/gwt-openlayers-cas-server/pom.xml b/gwt-openlayers-cas-server/pom.xml
index 75dbddd1..f8c610b2 100644
--- a/gwt-openlayers-cas-server/pom.xml
+++ b/gwt-openlayers-cas-server/pom.xml
@@ -49,7 +49,7 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.0.7</version>
+            <version>1.2.13</version>
         </dependency>
     </dependencies>