diff --git a/modules/nixos-wiki/default.nix b/modules/nixos-wiki/default.nix
index 87a6e7d..a14059c 100644
--- a/modules/nixos-wiki/default.nix
+++ b/modules/nixos-wiki/default.nix
@@ -70,6 +70,7 @@ in
         wfLoadExtensions([ 'ConfirmEdit/QuestyCaptcha' ]);
 
         #$wgDebugLogFile = "/var/log/mediawiki/debug.log";
+        #$wgShowExceptionDetails = true;
 
         # allow local login
         $wgAuthManagerOAuthConfig = [