diff --git a/docker_app_update.yml b/docker_app_update.yml
index 1a01118..84947a3 100644
--- a/docker_app_update.yml
+++ b/docker_app_update.yml
@@ -20,6 +20,17 @@
       update_cache: yes
       upgrade: yes
 
+  - name: On check si un script "preupdate.sh" existe
+    stat:
+      path: "{{ git_dest }}/{{ app_name }}/preupdate.sh"
+    register: stat_result
+
+  - name: On execute le script "preupdate.sh"
+    shell:
+      chdir: "{{ git_dest }}/{{ app_name }}"
+      cmd: "bash {{ git_dest }}/{{ app_name }}/preupdate.sh"
+    when: stat_result.stat.exists
+
   - name: On execute la commande "docker-compose pull"
     shell:
       chdir: "{{ git_dest }}/{{ app_name }}"