diff --git a/pom.xml b/pom.xml
index 67122e06..3ad75ce1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -127,6 +127,17 @@
     <project.build.outputTimestamp>2021-03-01T20:31:11Z</project.build.outputTimestamp>
   </properties>
 
+  <!-- override versions of some transitive dependencies -->
+  <dependencyManagement>
+    <dependencies>
+      <dependency>
+        <groupId>commons-io</groupId>
+        <artifactId>commons-io</artifactId>
+        <version>2.11.0</version>
+      </dependency>
+    </dependencies>
+  </dependencyManagement>
+
   <dependencies>
     <!-- plugin tools -->
     <dependency>
diff --git a/src/test/java/org/codehaus/mojo/flatten/KeepCommentsInPomTest.java b/src/test/java/org/codehaus/mojo/flatten/KeepCommentsInPomTest.java
index 702ad5ec..ff17efbc 100644
--- a/src/test/java/org/codehaus/mojo/flatten/KeepCommentsInPomTest.java
+++ b/src/test/java/org/codehaus/mojo/flatten/KeepCommentsInPomTest.java
@@ -20,11 +20,11 @@
  */
 
 import java.io.File;
-import java.io.FileInputStream;
 import java.io.IOException;
-import java.io.InputStream;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Paths;
 
-import org.apache.commons.io.IOUtils;
 import org.apache.maven.plugin.testing.MojoRule;
 import org.apache.maven.project.MavenProject;
 import org.codehaus.plexus.configuration.DefaultPlexusConfiguration;
@@ -112,14 +112,7 @@ private boolean isJdk8()
      */
     private String getContent( String aPomFile ) throws IOException
     {
-        String tempString;
-        try ( InputStream tempIn = new FileInputStream( aPomFile ) )
-        {
-            tempString = IOUtils.toString( tempIn );
-        }
-        // remove platform dependent CR/LF
-        tempString = tempString.replaceAll( "\r\n", "\n" );
-        return tempString;
+        return String.join( "\n", Files.readAllLines( Paths.get( aPomFile ), StandardCharsets.UTF_8 ) );
     }
 
 }