diff --git a/www/index.html.de b/www/index.html.de
index ba0031a..152bcb9 100644
--- a/www/index.html.de
+++ b/www/index.html.de
@@ -137,7 +137,7 @@
 		<!-- Info -->
 		<div class="tab" id="infotab"></div>
 	</div>
-	<div class="rublogo"><img class="rublogo" src="logo_RUB_155x30.png" alt="Ruhr-Universität Bochum" title="Ruhr-Universität Bochum" /></div>
+	<div class="rublogo"><a href="http://www.gmg.ruhr-uni-bochum.de/geophysik/seisobs"><img class="rublogo" src="logo_RUB_155x30.png" alt="Ruhr-Universität Bochum" title="Ruhr-Universität Bochum" /></a></div>
 	<div id="map" class="map"></div>
 </body>
 </html>