diff --git a/pre_commit_hooks/mixed_line_ending.py b/pre_commit_hooks/mixed_line_ending.py
index 0ef8e2c..4e07ed9 100644
--- a/pre_commit_hooks/mixed_line_ending.py
+++ b/pre_commit_hooks/mixed_line_ending.py
@@ -85,4 +85,4 @@
 
 
 if __name__ == '__main__':
-    exit(main())
+    raise SystemExit(main())