diff --git a/OAT.xml b/OAT.xml
index a041d5b..ffbc87a 100644
--- a/OAT.xml
+++ b/OAT.xml
@@ -53,16 +53,18 @@
                 <policyitem type="copyright" name="Copyright 2015 the original author or authors." path="gradlew.bat" rule="may" group="defaultGroup" filefilter="copyrightPolicyFilter" desc="file generated by development tool"/>
             </policy>
         </policylist>
-		<filefilterlist>
-			<filefilter name="binaryFileTypePolicyFilter" desc="Filters for binary file policies">
-               <filteritem type="filepath" name="AppScope/resources/base/media/.*.png" desc="self developed image"/>
-			   <filteritem type="filepath" name="entry/src/main/resources/base/media/.*.png" desc="self developed image"/>
-			   <filteritem type="filepath" name="figures/.*.png" desc="self developed image"/>
-               <filteritem type="filepath" name=".*.json5" desc="build config file"/>
-               <filteritem type="filepath" name="AppScope/.*.json5" desc="build config file"/>
-               <filteritem type="filepath" name="entry/.*.json5" desc="build config file"/>
-               <filteritem type="filepath" name="entry/src/main/.*.json5" desc="build config file"/>
-			</filefilter>
-		</filefilterlist>
+        <filefilterlist>
+            <filefilter name="defaultFilter" desc="Files not to check">
+                <filteritem type="filepath" name=".*.json5" desc="build config file"/>
+                <filteritem type="filepath" name="AppScope/.*.json5" desc="build config file"/>
+                <filteritem type="filepath" name="entry/.*.json5" desc="build config file"/>
+                <filteritem type="filepath" name="entry/src/main/.*.json5" desc="build config file"/>
+            </filefilter>
+            <filefilter name="binaryFileTypePolicyFilter" desc="Filters for binary file policies">
+                <filteritem type="filepath" name="AppScope/resources/base/media/.*.png" desc="self developed image"/>
+                <filteritem type="filepath" name="entry/src/main/resources/base/media/.*.png" desc="self developed image"/>
+                <filteritem type="filepath" name="figures/.*.png" desc="self developed image"/>
+            </filefilter>
+        </filefilterlist>
     </oatconfig>
 </configuration>
\ No newline at end of file