diff --git a/docker-compose.cloud.yml b/docker-compose.cloud.yml
index 0b77f0a..f431f5e 100644
--- a/docker-compose.cloud.yml
+++ b/docker-compose.cloud.yml
@@ -10,7 +10,7 @@ services:
     hostname: cryptpad
     environment:
       - CPAD_MAIN_DOMAIN=pad.ixvd.net
-      - CPAD_SANDBOX_DOMAIN=.pad.sandbox.neo.ixvd.net
+      - CPAD_SANDBOX_DOMAIN=pad.sandbox.neo.ixvd.net
       - CPAD_HTTP2_DISABLE=true
       - CPAD_TRUSTED_PROXY=10.0.0.0/8
       - CPAD_REALIP_HEADER=X-Forwarded-For