diff --git a/services/s3_lifecycler/docker-compose.yml b/services/s3_lifecycler/docker-compose.yml
index 3456d0c..2fffa50 100644
--- a/services/s3_lifecycler/docker-compose.yml
+++ b/services/s3_lifecycler/docker-compose.yml
@@ -1,6 +1,5 @@
 ---
 
-version: "2.4"
 services:
   s3_lifecycler:
     image: ${S3_LIFECYCLER_IMAGE}:${S3_LIFECYCLER_VERSION}