diff --git a/clef20/pan20-web/style-change-detection.html b/clef20/pan20-web/style-change-detection.html
index 8a3bcc7e..cab5db84 100644
--- a/clef20/pan20-web/style-change-detection.html
+++ b/clef20/pan20-web/style-change-detection.html
@@ -149,7 +149,7 @@ <h2 id="submission">Submission</h2>
             <p>Within <code>INPUT-DIRECTORY</code>, you will find one folder for each dataset, holding a set of problem instances (i.e., <code>problem-[id].txt</code> files). For each problem instance you should produce the solution file <code>solution-problem-[id].json</code> in the
                 <code>OUTPUT-DIRECTORY</code>. For instance, you read <code>INPUT-DIRECTORY/dataset-narrow/problem-12.txt</code>, process it and write your results to <code>OUTPUT-DIRECTORY/dataset-narrow/solution-problem-12.json</code>.</p>
 
-            <p>In general, this task follows PAN's software submission strategy <a href="http://127.0.0.1:4000/organization.html#participation-guide">described here</a>.</p>
+            <p>In general, this task follows PAN's software submission strategy <a href="https://pan.webis.de/organization.html#participation-guide">described here</a>.</p>
 
             <p>Note: By submitting your software you retain full copyrights. You agree to grant us usage rights only for the purpose of the PAN competition. We agree not to share your software with a third party or use it for other purposes than the PAN competition.</p>
 
diff --git a/organization.html b/organization.html
index 99887d5e..28572a5a 100644
--- a/organization.html
+++ b/organization.html
@@ -32,7 +32,7 @@ <h2><a id="participation-guide"></a>Participation HowTo</h2>
             <ol>
                 <li>Registration and data download: [<a href="https://docs.google.com/forms/d/e/1FAIpQLSeSe4WicydfYCtKdYcDsFaPDmgtYuLwvXa63rmx248nxJhOyg/viewform">registration</a>] [<a href="{{ '/data.html' | relative_url }}">data</a>]</li>
                 <li>Research and development at your site.</li>
-                <li>Evaluation on TIRA: [<a href="https://webis.de/publications.html#filter:TIRA%20Integrated%20Research%20Architecture">guide</a>] (see <a href="https://webis.de/downloads/publications/papers/stein_2019p.pdf#page=15">Section 3.4</a>)</li>
+                <li>Evaluation on TIRA: [<a href="https://webis.de/publications.html#filter:TIRA%20Integrated%20Research%20Architecture">guide</a>] (see <a href="https://webis.de/downloads/publications/papers/stein_2019q.pdf#page=15">Section 3.4</a>)</li>
                 <li>Publication of results: [<a href="pan-paper-template.zip">template</a>] [<a href="https://github.com/pan-webis-de">code</a>]</li>
             </ol>
             <p>Other participation options (contact us):</p>