diff --git a/riot.yml b/riot.yml
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--- /dev/null
+++ b/riot.yml
@@ -0,0 +1,6 @@
+---
+# Install Riot on Riot containers
+- hosts: riot.adm.auro.re
+  roles:
+    - riot
+
diff --git a/roles/riot/README.md b/roles/riot/README.md
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+++ b/roles/riot/README.md
@@ -0,0 +1,3 @@
+# Rôle Riot
+
+Rôle simple pour riot.
diff --git a/roles/riot/handlers/main.yml b/roles/riot/handlers/main.yml
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+++ b/roles/riot/handlers/main.yml
@@ -0,0 +1,6 @@
+---
+# Reload the NGINX service
+- name: Reload NGINX service
+  service:
+    name: nginx
+    state: reloaded
diff --git a/roles/riot/tasks/main.yml b/roles/riot/tasks/main.yml
new file mode 100644
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--- /dev/null
+++ b/roles/riot/tasks/main.yml
@@ -0,0 +1,52 @@
+---
+# Install HTTPS support for APT
+- name: Install apt-transport-https
+  apt:
+    name: apt-transport-https
+    update_cache: yes
+
+# Add the repository into source list
+- name: Configure riot repository
+  apt_repository:
+    repo: "deb https://riot.im/packages/debian/ {{ ansible_distribution_release }} main" 
+    
+# Add the key
+- name: Configure the apt key
+  apt_key:
+    url: https://riot.im/packages/debian/repo-key.asc
+    id: E019645248E8F4A1
+
+# Install riot
+- name: Install riot-web
+  apt:
+    name: riot-web
+    update_cache: yes
+
+# Install nginx
+- name: Install nginx
+  apt:
+    name: nginx
+
+# Configure nginx
+- name: Configure nginx
+  template:
+    src: nginx-riot.j2
+    dest: /etc/nginx/sites-available/riot
+    mode: 0644 
+  notify: Reload NGINX service
+
+# Desactive useless nginx sites
+- name: Deactivate the default NGINX site
+  file:
+    path: /etc/nginx/sites-enabled/default
+    state: absent
+  notify: Reload NGINX service
+
+# Activate sites
+- name: Activate sites
+  file:
+    src: /etc/nginx/sites-available/riot
+    dest: /etc/nginx/sites-enabled/riot
+    state: link
+  notify: Reload NGINX service
+
diff --git a/roles/riot/templates/nginx-riot.j2 b/roles/riot/templates/nginx-riot.j2
new file mode 100644
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+++ b/roles/riot/templates/nginx-riot.j2
@@ -0,0 +1,20 @@
+# /etc/nginx/sites-availible/riot
+# Ce fichier est géré par ansible
+server {
+        listen 80;
+        listen [::]:80;
+
+        root /opt/Riot/resources/webapp/;
+        index index.html;
+
+        access_log /var/log/nginx/riot-access.log;
+        error_log /var/log/nginx/riot-errors.log;
+
+        add_header X-Content-Type-Options nosniff;
+        add_header X-XSS-Protection "1; mode=block";
+        add_header X-Frame-Options "SAMEORIGIN" always;
+
+        location / {
+                try_files $uri $uri/ =404;
+        }
+}