diff --git a/conf/checkstyle/sun_checks.xml b/conf/checkstyle/sun_checks.xml
index f695fc7..0ea6a75 100644
--- a/conf/checkstyle/sun_checks.xml
+++ b/conf/checkstyle/sun_checks.xml
@@ -192,7 +192,6 @@
         <module name="AvoidNestedBlocks">
             <!-- ONOS alows declarations inside of switch case blocks -->
             <property name="allowInSwitchCase" value="true"/>
-            <property name="severity" value="warning"/>
         </module>
         <module name="EmptyBlock"/>
         <module name="LeftCurly"/>