diff --git a/defaults/main.yml b/defaults/main.yml
index 90169ba..7e631e4 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -1,4 +1,5 @@
 ---
+coller_version: 1.0.0
 coller_config_dir: /etc/coller
 coller_port: 8080
 coller_manage_iptables: false
diff --git a/tasks/main.yml b/tasks/main.yml
index 38bfa7b..ad1726c 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -8,6 +8,7 @@
   ansible.builtin.git:
     repo: https://git.riou.xyz/jriou/coller.git
     dest: /opt/coller
+    version: "{{ coller_version }}"
 
 - name: create directories
   ansible.builtin.file:
diff --git a/templates/docker-compose.yml.j2 b/templates/docker-compose.yml.j2
index 95b9230..1d46c35 100644
--- a/templates/docker-compose.yml.j2
+++ b/templates/docker-compose.yml.j2
@@ -2,7 +2,7 @@
 {{ ansible_managed | comment }}
 services:
   server:
-    image: coller:latest
+    image: coller:{{ coller_version }}
     build: /opt/coller
     container_name: collerd
     restart: always