diff --git a/hosts b/hosts
index c7564c2..4d1c1a2 100644
--- a/hosts
+++ b/hosts
@@ -358,7 +358,7 @@ prometheus-rives.adm.auro.re
 dhcp-rives.adm.auro.re
 dns-rives.adm.auro.re
 radius-rives.adm.auro.re
-routeur-rives.auro.re
+routeur-rives.adm.auro.re
 
 [rives_unifi]
 r3-4-4.borne.auro.re
diff --git a/roles/prometheus_node/tasks/main.yml b/roles/prometheus_node/tasks/main.yml
index 7ca6350..19cb5a0 100644
--- a/roles/prometheus_node/tasks/main.yml
+++ b/roles/prometheus_node/tasks/main.yml
@@ -7,8 +7,7 @@
   register: apt_result
   retries: 3
   until: apt_result is succeeded
-  when:
-    - ansible_lsb.codename == 'buster'
+  when: ansible_lsb.codename == 'buster' or ansible_lsb.codename == 'bullseye'
 
 # Prometheus 2 node is in stretch-backports
 - name: Install Prometheus node-exporter (stretch-backports)
diff --git a/roles/radius/tasks/main.yml b/roles/radius/tasks/main.yml
index 303a86f..37a5212 100644
--- a/roles/radius/tasks/main.yml
+++ b/roles/radius/tasks/main.yml
@@ -5,6 +5,17 @@
   loop:
     - "deb"
     - "deb-src"
+  when:
+    - ansible_lsb.codename == 'buster'
+
+- name: Add backports repositories
+  apt_repository:
+    repo: "{{ item }} http://deb.debian.org/debian bullseye main contrib non-free"
+  loop:
+    - "deb"
+    - "deb-src"
+  when:
+    - ansible_lsb.codename == 'bullseye'
 
 - name: Ensure /var/www exists
   file:
@@ -34,7 +45,6 @@
 - name: try to install freeradius-python3 (this will fail on post-install)
   apt:
     name: freeradius-python3
-    default_release: buster-backports
     update_cache: true
   ignore_errors: true
 
@@ -47,7 +57,6 @@
 - name: reinstall broken package (this might fail too, for different reasons)
   apt:
     name: freeradius-python3
-    default_release: buster-backports
     force: true
   ignore_errors: true
 
@@ -108,6 +117,44 @@
   shell:
     cmd: "cat apt_requirements_radius.txt | grep -v freeradius-python3 | xargs apt-get -y install"
     chdir: /var/www/re2o/
+  when:
+    - ansible_lsb.codename == 'buster'
+
+- name: Install radius requirements (except freeradius-python3) for bullseye
+  apt:
+    name:
+      - python3-django
+      - python3-dateutil
+      - texlive-latex-base
+      - texlive-fonts-recommended
+      - python3-djangorestframework
+      - python3-django-reversion
+      - python3-pip
+      - python3-pil
+      - libsasl2-dev
+      - libldap2-dev
+      - libssl-dev
+      - python3-pycryptodome
+      - python3-git
+      - javascript-common
+      - libjs-jquery
+      - libjs-jquery-ui
+      - libjs-jquery-timepicker
+      - libjs-bootstrap
+      - fonts-font-awesome
+      - graphviz
+      - git
+      - gettext
+      - libfreeradius3
+      - freeradius-utils
+      - freeradius
+      - freeradius-common
+      - freeradius-python3
+      - python3-dev
+      - python3-mysqldb
+      - python3-django-ldapdb
+  when:
+    - ansible_lsb.codename == 'bullseye'
 
 - name: Install PyPi requirements for radius
   command: "pip3 install -r /var/www/re2o/pip_requirements.txt"