diff --git a/Useful-Functions-for-Plugin-and-Theme-Security.md b/Useful-Functions-for-Plugin-and-Theme-Security.md
index 27ed1c4..7e02030 100644
--- a/Useful-Functions-for-Plugin-and-Theme-Security.md
+++ b/Useful-Functions-for-Plugin-and-Theme-Security.md
@@ -53,7 +53,7 @@ function zip_only_contains_allowed_extensions($zip_path, array $allowed_extensio
     
     	// Skip folders name (but their content will be checked)
     	if (substr($stat['name'], -1) === '/')
-        	continue;
+            continue;
         
         $ext = pathinfo($stat['name'], PATHINFO_EXTENSION);