diff --git a/docker-compose/object-storage.yml b/docker-compose/object-storage.yml
index 4e2bd2ebddffc330209250a4b87b495ea0778491..bf840d2d45daaedf79dcdec0bb0b130fc5aeafef 100644
--- a/docker-compose/object-storage.yml
+++ b/docker-compose/object-storage.yml
@@ -41,8 +41,7 @@ services:
       - ..:/opt/lofar/tango:rw
     entrypoint: ''
     command: >
-      sh -c "until [ \
-              \"$(curl -s -w '%{http_code}' -o /dev/null http://object-storage:9000/minio/health/live)\" -eq \"200\" ]
+      sh -c "until [ \"$(curl -s -w '%{http_code}' -o /dev/null http://object-storage:9000/minio/health/live)\" -eq \"200\" ]
              do
               sleep 1
             done