diff --git a/quiz.js b/quiz.js
index b8e01075632f60cec5ca3f16257f7c54f0016ca9..059998330796119f7d2c783e53989c5e768d1285 100644
--- a/quiz.js
+++ b/quiz.js
@@ -7,12 +7,12 @@
  * http://creativecommons.org/publicdomain/zero/1.0/. */
 
 "use strict";
-const version = "$Id: quiz.js,v 1.25 2024/01/21 13:54:30 oj14ozun Exp oj14ozun $";
+const version = "$Id: quiz.js,v 1.26 2024/01/21 19:33:05 oj14ozun Exp oj14ozun $";
 
 const js_version  = document.getElementById("js-version");
 js_version.innerText = version;
 
-const gitlab_base = "https://gitlab.cs.fau.de/oj14ozun/sp-quiz";
+const gitlab_base = "https://gitlab.cs.fau.de/oj14ozun/sp-quiz"; // optionally set this to false
 
 const answers     = document.getElementById("answers");
 const text        = document.getElementById("text");
@@ -187,10 +187,12 @@ function next() {
     let usp = new URLSearchParams(url.search);
     usp.set("show", q.id);
     url.search = usp.toString();
-    
-    let title = `Problem mit der Frage: "${text.innerText}"`;
-    let desc = `(Erkläre das Problem hier.)\n\nSiehe <${url.toString()}>.`;
-    report.href = `${gitlab_base}/issues/new?issue[title]=${encodeURIComponent(title)}&issue[description]=${encodeURIComponent(desc)}`;
+
+    if (gitlab_base) {
+        let title = `Problem mit der Frage: "${text.innerText}"`;
+        let desc = `(Erkläre das Problem hier.)\n\nSiehe <${url.toString()}>.`;
+        report.href = `${gitlab_base}/issues/new?issue[title]=${encodeURIComponent(title)}&issue[description]=${encodeURIComponent(desc)}`;
+    }
 
     // update permalink
     perma.href = "?" + usp.toString();