diff --git a/docker/etherpad/etherpad.yml b/docker/etherpad/etherpad.yml
index c99e4d2..8d35b84 100644
--- a/docker/etherpad/etherpad.yml
+++ b/docker/etherpad/etherpad.yml
@@ -1,4 +1,4 @@
-version: '3'
+version: '3.7'
 
 services:
   isard-apps-etherpad: