diff --git a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/CheckstyleWriter.java b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/CheckstyleWriter.java
index c82f1f7..5ce2daa 100644
--- a/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/CheckstyleWriter.java
+++ b/builder/src/main/java/net/kemitix/checkstyle/ruleset/builder/CheckstyleWriter.java
@@ -50,7 +50,7 @@ import java.util.stream.Stream;
 @RequiredArgsConstructor
 class CheckstyleWriter implements CommandLineRunner {
 
-    private static final String NEWLINE = "\n";
+    private static final String NEWLINE = System.getProperty("line.separator");
 
     private final OutputProperties outputProperties;