diff --git a/parents/checkstyle/src/main/resources/tooling/checkstyle.xml b/parents/checkstyle/src/main/resources/tooling/checkstyle.xml
index 83493d677ba..a8e8debeb8e 100644
--- a/parents/checkstyle/src/main/resources/tooling/checkstyle.xml
+++ b/parents/checkstyle/src/main/resources/tooling/checkstyle.xml
@@ -1,39 +1,39 @@
-<?xml version="1.0"?>
-<!--
-  Licensed to the Apache Software Foundation (ASF) under one
-  or more contributor license agreements. See the NOTICE file
-  distributed with this work for additional information
-  regarding copyright ownership. The ASF licenses this file
-  to you under the Apache License, Version 2.0 (the
-  "License"); you may not use this file except in compliance
-  with the License. You may obtain a copy of the License at
-
-  http://www.apache.org/licenses/LICENSE-2.0
-
-  Unless required by applicable law or agreed to in writing,
-  software distributed under the License is distributed on an
-  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-  KIND, either express or implied. See the License for the
-  specific language governing permissions and limitations
-  under the License.
--->
-<!DOCTYPE module PUBLIC
-    "-//Puppy Crawl//DTD Check Configuration 1.2//EN"
-    "http://www.puppycrawl.com/dtds/configuration_1_2.dtd">
-
-<module name="Checker">
-    <module name="FileTabCharacter">
-        <property name="eachLine" value="true"/>
-    </module>
-
-    <module name="RegexpSingleline">
-        <!-- \s matches whitespace character, $ matches end of line. -->
-        <property name="format" value="\s+$"/>
-        <property name="message" value="Line has trailing spaces."/>
-    </module>
-    <module name="TreeWalker">
-       <module name="RedundantImport"/>
-       <module name="UnusedImports"/>
-    </module>
-
-</module>
+<?xml version="1.0"?>
+<!--
+  Licensed to the Apache Software Foundation (ASF) under one
+  or more contributor license agreements. See the NOTICE file
+  distributed with this work for additional information
+  regarding copyright ownership. The ASF licenses this file
+  to you under the Apache License, Version 2.0 (the
+  "License"); you may not use this file except in compliance
+  with the License. You may obtain a copy of the License at
+
+  http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing,
+  software distributed under the License is distributed on an
+  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+  KIND, either express or implied. See the License for the
+  specific language governing permissions and limitations
+  under the License.
+-->
+<!DOCTYPE module PUBLIC
+    "-//Puppy Crawl//DTD Check Configuration 1.2//EN"
+    "http://www.puppycrawl.com/dtds/configuration_1_2.dtd">
+
+<module name="Checker">
+    <module name="FileTabCharacter">
+        <property name="eachLine" value="true"/>
+    </module>
+
+    <module name="RegexpSingleline">
+        <!-- \s matches whitespace character, $ matches end of line. -->
+        <property name="format" value="\s+$"/>
+        <property name="message" value="Line has trailing spaces."/>
+    </module>
+    <module name="TreeWalker">
+       <module name="RedundantImport"/>
+       <module name="UnusedImports"/>
+    </module>
+
+</module>