diff --git a/Symfony/CS/Fixer/EndOfFileLineFeedFixer.php b/Symfony/CS/Fixer/EndOfFileLineFeedFixer.php
index bdcb462f8e1..168a184f67a 100644
--- a/Symfony/CS/Fixer/EndOfFileLineFeedFixer.php
+++ b/Symfony/CS/Fixer/EndOfFileLineFeedFixer.php
@@ -38,7 +38,8 @@ public function getLevel()
 
     public function getPriority()
     {
-        return 0;
+        // must run last to be sure the file is properly formatted before it runs
+        return -50;
     }
 
     public function supports(\SplFileInfo $file)