diff --git a/docker/bionic/entrypoint.sh b/docker/bionic/entrypoint.sh
index 6d92402..0e6ee5c 100755
--- a/docker/bionic/entrypoint.sh
+++ b/docker/bionic/entrypoint.sh
@@ -1,5 +1,9 @@
 #!/bin/bash
 
+
 buildbot-worker create-worker /var/lib/buildbot/workers/default "$1" "$2" "$3"
+
+unset BUILDMASTER BUILDMASTER_PORT WORKERNAME WORKERPASS
+
 cd /var/lib/buildbot/workers/default
 /usr/bin/dumb-init buildbot-worker start --nodaemon