diff --git a/app/Config/App.php b/app/Config/App.php
index 0b20bb870..257d1e786 100644
--- a/app/Config/App.php
+++ b/app/Config/App.php
@@ -117,7 +117,7 @@ class App extends BaseConfig
     | DO NOT CHANGE THIS UNLESS YOU FULLY UNDERSTAND THE REPERCUSSIONS!!
     |
     */
-    public string $permittedURIChars = 'a-z 0-9~%.:_\-';
+    public string $permittedURIChars = 'a-z 0-9~%.:_\-=';
 
     /**
      * --------------------------------------------------------------------------