diff --git a/rules/empty-catch-block.xml b/rules/empty-catch-block.xml
index 4b343c910..a0f31c598 100644
--- a/rules/empty-catch-block.xml
+++ b/rules/empty-catch-block.xml
@@ -1,9 +1,9 @@
 <?xml version="1.0"?>
 <rule>
-	<tokenlist>normal</tokenlist>
-	<pattern><![CDATA[\}\s*catch\s*\(.*\)\s*\{\s*\}]]></pattern>
-	<message>
-		<severity>style</severity>
-		<summary>Empty catch block found.</summary>
-	</message>
+  <tokenlist>normal</tokenlist>
+  <pattern><![CDATA[\}\s*catch\s*\(.*\)\s*\{\s*\}]]></pattern>
+  <message>
+    <severity>style</severity>
+    <summary>Empty catch block found.</summary>
+  </message>
 </rule>
diff --git a/runastyle b/runastyle
index 60a34865b..050cacf51 100755
--- a/runastyle
+++ b/runastyle
@@ -76,3 +76,4 @@ done
 
 formatXML man/cppcheck.1.xml
 formatXML cppcheck-errors.rng
+formatXML rules/*.xml