diff --git a/conf/checkstyle/sun_checks.xml b/conf/checkstyle/sun_checks.xml
index 9460b7c..d2eea90 100644
--- a/conf/checkstyle/sun_checks.xml
+++ b/conf/checkstyle/sun_checks.xml
@@ -151,10 +151,7 @@
           <property name="severity" value="warning"/>
         </module>
 
-        <module name="ParameterNumber">
-          <property name="severity" value="warning"/>
-        </module>
-
+        <module name="ParameterNumber"/>
 
         <!-- Checks for whitespace                               -->
         <!-- See http://checkstyle.sf.net/config_whitespace.html -->