diff --git a/templates/macros.html b/templates/macros.html
index 8e2e7457774284d3f45adf7eb2cddc1a15fb10d0..adbb49f65b9db449a0cd1f443ab6a694df0deb2a 100644
--- a/templates/macros.html
+++ b/templates/macros.html
@@ -192,7 +192,7 @@ $(function() {
 			<div class="col-sm-4">
 				<h4 class="text-center"><span class="glyphicon glyphicon-user" aria-hidden="true"></span> RWTH</h4>
 				<p>Für RWTH-Angehörige und aus dem RWTH-Netz verfügbar</p>
-				<a href="{{ url_for('start_rwthauth') }}" class="btn btn-default">Anmelden</a>
+				<a target="_blank" href="{{ url_for('start_rwthauth') }}" class="btn btn-default">Anmelden</a>
 			</div>
 			{% endif %}
 			{% if 'l2p' in permtypes or 'moodle' in permtypes %}
@@ -200,13 +200,13 @@ $(function() {
 				<h4 class="text-center"><span class="glyphicon glyphicon-user" aria-hidden="true"></span> L2P/Moodle</h4>
 				<p>Für Teilnehmer der Veranstaltung verfügbar</p>
 				{% if 'l2p' in permtypes and not 'moodle' in permtypes %}
-				<a href="{{ url_for('start_l2pauth') }}" class="btn btn-default">Anmelden</a> 
+				<a target="_blank" href="{{ url_for('start_l2pauth') }}" class="btn btn-default">Anmelden</a> 
 				{% endif %}
 				{% if 'moodle' in permtypes and not 'l2p' in permtypes %}
-				<a href="{{ url_for('start_moodleauth') }}" class="btn btn-default">Anmelden</a> 
+				<a target="_blank" href="{{ url_for('start_moodleauth') }}" class="btn btn-default">Anmelden</a> 
 				{% endif %}
 				{% if 'moodle' in permtypes and 'l2p' in permtypes %}
-				<a href="{{ url_for('start_moodlel2pauth') }}" class="btn btn-default">Anmelden</a> 
+				<a target="_blank" href="{{ url_for('start_moodlel2pauth') }}" class="btn btn-default">Anmelden</a> 
 				{% endif %}
 			</div>
 			{% endif %}