diff --git a/src/proxy/gitlab/views.py b/src/proxy/gitlab/views.py
index 718d5e4..c09c19c 100644
--- a/src/proxy/gitlab/views.py
+++ b/src/proxy/gitlab/views.py
@@ -5,5 +5,5 @@ from ..utils.views import ColabProxyView
 
 
 class GitlabProxyView(ColabProxyView):
-    upstream = settings.COLAB_GITLAB_URL
+    upstream = settings.PROXIED_APPS['gitlab']['upstream']
     diazo_theme_template = 'proxy/gitlab.html'
diff --git a/src/proxy/jenkins/views.py b/src/proxy/jenkins/views.py
index 8f67005..079fc8b 100644
--- a/src/proxy/jenkins/views.py
+++ b/src/proxy/jenkins/views.py
@@ -5,4 +5,4 @@ from ..utils.views import ColabProxyView
 
 
 class JenkinsProxyView(ColabProxyView):
-    upstream = settings.COLAB_CI_URL
+    upstream = settings.PROXIED_APPS['jenkins']['upstream']
diff --git a/src/proxy/redmine/views.py b/src/proxy/redmine/views.py
index cb2ac6a..5899440 100644
--- a/src/proxy/redmine/views.py
+++ b/src/proxy/redmine/views.py
@@ -5,5 +5,5 @@ from ..utils.views import ColabProxyView
 
 
 class RedmineProxyView(ColabProxyView):
-    upstream = settings.COLAB_REDMINE_URL
+    upstream = settings.PROXIED_APPS['redmine']['upstream']
     diazo_theme_template = 'proxy/redmine.html'
diff --git a/src/proxy/trac/views.py b/src/proxy/trac/views.py
index fab86e5..5ccdc85 100644
--- a/src/proxy/trac/views.py
+++ b/src/proxy/trac/views.py
@@ -8,7 +8,7 @@ from .models import Wiki, Ticket, Revision
 
 
 class TracProxyView(HitCounterViewMixin, ColabProxyView):
-    upstream = settings.COLAB_TRAC_URL
+    upstream = settings.PROXIED_APPS['trac']['upstream']
     diazo_theme_template = 'proxy/trac.html'
 
     def get_object(self):
--
libgit2 0.21.2