diff --git a/WebContent/WEB-INF/weblogic.xml b/WebContent/WEB-INF/weblogic.xml
index c5310e1..3e2e27d 100644
--- a/WebContent/WEB-INF/weblogic.xml
+++ b/WebContent/WEB-INF/weblogic.xml
@@ -10,4 +10,14 @@
 	<cookie-name>JSESSIONID_EMS</cookie-name>
     <persistent-store-type>replicated_if_clustered</persistent-store-type>
   </session-descriptor>
+  
+  <container-descriptor>
+<prefer-application-packages>
+<package-name>org.slf4j.*</package-name>
+<package-name>ch.qos.logback.*</package-name>
+</prefer-application-packages>
+<prefer-application-resources>
+<resource-name>org/slf4j/impl/StaticLoggerBinder.class</resource-name>
+</prefer-application-resources>
+</container-descriptor>
 </weblogic-web-app>
\ No newline at end of file