diff --git a/docker-compose.yml b/docker-compose.yml
index 0099bb1..a243f7d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,5 +1,3 @@
-version: '3.8'
-
 services:
   grain:
     image: ghcr.io/pierrelefevre/grain:latest