diff --git a/src/test/java/org/apache/commons/collections4/bloomfilter/checkstyle.xml b/src/test/java/org/apache/commons/collections4/bloomfilter/checkstyle.xml
deleted file mode 100644
index 0b79c22dc..000000000
--- a/src/test/java/org/apache/commons/collections4/bloomfilter/checkstyle.xml
+++ /dev/null
@@ -1,67 +0,0 @@
-<?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
-      "-//Checkstyle//DTD Checkstyle Configuration 1.2//EN"
-      "https://checkstyle.org/dtds/configuration_1_2.dtd">
-
-<!-- Apache Commons Collections customization of default Checkstyle behavior -->
-<module name="Checker">
-  <property name="localeLanguage" value="en"/>
-  <module name="JavadocPackage"/>
-  <module name="NewlineAtEndOfFile">
-    <property name="lineSeparator" value="lf" />
-  </module>
-  <module name="FileTabCharacter">
-    <property name="fileExtensions" value="java,xml"/>
-  </module>
-  <module name="RegexpSingleline">
-    <!-- \s matches whitespace character, $ matches end of line. -->
-    <property name="format" value="\s+$"/>
-    <property name="message" value="Line has trailing spaces."/>
-  </module>
-  <module name="SuppressionFilter">
-    <property name="file" value="${checkstyle.suppressions.file}"/>
-  </module>
-  <module name="Header">
-    <property name="headerFile" value="${checkstyle.header.file}"/>
-  </module>
-  <module name="TreeWalker">
-    <module name="AvoidStarImport"/>
-    <module name="IllegalImport"/>
-    <module name="RedundantImport"/>
-    <module name="UnusedImports"/>
-    <module name="NeedBraces"/>
-    <module name="JavadocMethod">
-      <property name="accessModifiers" value="protected" />
-    </module>
-    <module name="ModifierOrder"/>
-    <module name="RedundantModifier"/>
-    <module name="UpperEll" />
-    <module name="LeftCurly"/>
-    <module name="NeedBraces"/>
-    <module name="RightCurly"/>
-    <module name="GenericWhitespace"/>
-    <module name="WhitespaceAfter"/>
-    <module name="NoWhitespaceBefore"/>
-    <module name="Indentation">
-      <!-- Indentation style recommended by Oracle -->
-      <property name="caseIndent" value="0"/>
-    </module>
- </module>
-</module>