diff --git a/README.md b/README.md
index e50d91c..50a05ef 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ this Docker container based on Ubuntu Trusty runs a Ubiquiti Unifi5 Controler. T
 
 ### build
 ```sh
-docker build -t tommi2day/unifi:5.0 -f Dockerfile.unifi .
+docker build -t tommi2day/unifi -f Dockerfile.unifi .
 ```
 see also build_unifi.sh
 ### exposed Ports
@@ -40,7 +40,7 @@ docker run -d \
   -p 8080:8080 \
   -p 8443:8443 \
   -p 27117:27117 \
-  tommi2day/unifi:5.0
+  tommi2day/unifi
 ```
 see run_unifi.sh for an example
 
diff --git a/build_unifi.sh b/build_unifi.sh
index 615a7b9..2a406fe 100644
--- a/build_unifi.sh
+++ b/build_unifi.sh
@@ -1,13 +1,11 @@
 #!/bin/bash
-
-VERS=5.0
 VMNAME=${1:-unifi}
 if [ -r Dockerfile.$VMNAME ]; then
 DOCKER_USER=${DOCKER_USER:-tommi2day}
 #build the container
 docker stop $VMNAME 
 docker rm $VMNAME 
-docker build -t $DOCKER_USER/$VMNAME:$VERS -f Dockerfile.$VMNAME .
+docker build -t $DOCKER_USER/$VMNAME -f Dockerfile.$VMNAME .
 else 
 	echo "Usage: $0 VMNAME #Dockerfile.VMNAME must exists"
 fi
diff --git a/run_unifi.sh b/run_unifi.sh
index 07f31f3..d95eb82 100644
--- a/run_unifi.sh
+++ b/run_unifi.sh
@@ -1,5 +1,4 @@
 #!/usr/bin/env bash
-VERS=5.0
 VMNAME=${2:-unifi}
 CMD=$1
 DOCKER_SHARED=${DOCKER_SHARED:-$(pwd)}
@@ -11,13 +10,7 @@ if [ -z "$DEBUG" ]; then
 else
 	RUN="--rm=true -it --entrypoint bash "
 fi
-#windows
-if [ "$OSTYPE" = "msys" ]; then
-	P=/
-else 
-	S=sudo
-fi
-DOCKER="$S docker"
+DOCKER="docker"
 
 #datadir
 if [ ! -d "${SHARED_DIR}" ]; then
@@ -60,10 +53,10 @@ $DOCKER run $RUN \
 	--hostname $VMNAME \
 	--name ${VMNAME} \
 	-p 8080:8080 \
-  -p 8880:8880 \
+	-p 8880:8880 \
 	-p 8443:8443 \
 	-p 27117:27117 \
-	$DOCKER_USER/$VMNAME:$VERS $1 " >starter
+	$DOCKER_USER/$VMNAME $1 " >starter
 if [ "$OSTYPE" = "msys" ]; then
 	mv starter starter.ps1
 	powershell -File starter.ps1