diff --git a/Doc/Sda1/prerequisites.xml b/Doc/Sda1/prerequisites.xml
index be7990854f22247721179e44138478568cd1e1e6..1cc827975a8ae49a62172d46d593b52ae776aed0 100644
--- a/Doc/Sda1/prerequisites.xml
+++ b/Doc/Sda1/prerequisites.xml
@@ -77,7 +77,7 @@
 
         <glossdef>
           <para>The lecture notes' online version contains links to <uri
-          xlink:href="https://freedocs.mi.hdm-stuttgart.de/topic/de.hdm_stuttgart.mi.sda1/jdbcWrite.html">PDF
+          xlink:href="jdbcWrite.html">PDF
           images</uri>. Clicking on <quote>Animated PDF Version</quote> takes
           you to a referenced PDF which in full screen mode of Acrobat Reader
           or <trademark>google-chrome</trademark> provides a slide like