diff --git a/doc/docker/development/build.sh b/doc/docker/development/build.sh
index 888285394d..c9888d5ecd 100755
--- a/doc/docker/development/build.sh
+++ b/doc/docker/development/build.sh
@@ -18,11 +18,7 @@ VERSION=${2:-$DEFAULT}
 BRANCH=$(echo $VERSION|sed 's/\.[0-9]\{8\}$//')
 [ $VERSION = $BRANCH ] && VERSION="$BRANCH.x-dev"
 
-[ $BRANCH != "master" ] && {
-	TAG=$BRANCH-$TAG
-}
 [ $BRANCH = "master" ] && {
-	TAG=master
 	VERSION=dev-master
 }
 echo -e "\nbuilding $REPO/$IMAGE:$TAG\n"