diff --git a/docker-compose.yaml b/docker-compose.yaml
index 39ba695..dcff667 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -33,7 +33,7 @@ services:
       driver: "json-file"
       options:
         max-size: "1G"
-        max-file: 3
+        max-file: "3"
     ports:
       - ${SYNAPSE_PORT}:8008
     networks: