diff --git a/docker/build.sh b/docker/build.sh
index 7d59c8b..8500c4e 100755
--- a/docker/build.sh
+++ b/docker/build.sh
@@ -2,7 +2,9 @@
 
 GIT_HASH=$(git rev-parse --short HEAD)
 
-docker-compose down
+docker-compose stop routermon
+docker-compose stop upsmon
+docker container prune
 
 echo "Building UPSmon"
 cp ../pyutils/utils.py ../upsmon/