diff --git a/.htaccess b/.htaccess
index 5aaf00be8..bc017f48f 100644
--- a/.htaccess
+++ b/.htaccess
@@ -19,7 +19,7 @@ AddDefaultCharset utf-8
     RewriteRule ^(panel|backup|bin|cache|formwork|site|vendor)/.* index.php [L,NC]
 
     ## Prevent access to specific files
-    RewriteRule ^(.*)\.(md|yml|json|neon)/?$ index.php [L,NC]
+    RewriteRule ^(.*)\.(md|yml|yaml|json|neon)/?$ index.php [L,NC]
     RewriteRule ^(\.(.*)|LICENSE|composer\.lock)/?$ index.php [L,NC]
 </IfModule>
 
diff --git a/formwork/server.php b/formwork/server.php
index eae41a192..2cc395a94 100644
--- a/formwork/server.php
+++ b/formwork/server.php
@@ -11,7 +11,7 @@
             return false;
 
         case preg_match('~^/(panel|backup|bin|cache|formwork|site|vendor)/.*~i', $path):
-        case preg_match('~^/(.*)\.(md|yaml|json|neon)/?$~i', $path):
+        case preg_match('~^/(.*)\.(md|yml|yaml|json|neon)/?$~i', $path):
         case preg_match('~^/(\.(.*)|LICENSE|composer\.lock)/?$~i', $path):
             break;