diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..ad1cc6b
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,5 @@
+FROM debian:jessie
+
+COPY ./ /srv
+
+VOLUME /srv
\ No newline at end of file
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..fb4a90d
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,19 @@
+DOCKER_COMPOSE  = docker-compose
+
+EXEC_DEBIAN        = $(DOCKER_COMPOSE) exec -T debian /entrypoint
+
+start:
+	printf "\033[32m You can go take a coffee while we work for you \033[0m\n"
+	$(DOCKER_COMPOSE) pull
+	$(DOCKER_COMPOSE) up -d --remove-orphans debian	
+
+stop:
+	$(DOCKER_COMPOSE) stop
+
+run:
+	$(EXEC_DEBIAN) ./install_zsh.sh
+
+connect: ## Connect to the container of the project
+	$(EXEC_DEBIAN)
+
+.PHONY: start stop run connect
diff --git a/README.md b/README.md
index f21893a..cb109f1 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,7 @@
-# zsh_powerlevel9k_installer
+### Custom ZSH and powerlevel9k autoinstaller for debian
+
+Install software and fonts needed ; customise ~/.zshrc ; etting zsh as default shell
+
+**Installation :**
+
+Just run ./install_zsh.sh and enjoy !
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 0000000..bb25f18
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,7 @@
+version: '3.4'
+
+services:
+  debian:
+    image: debian:jessie
+    volumes:
+    - ./:/srv:ro
\ No newline at end of file
diff --git a/install_zsh.sh b/install_zsh.sh
index 29d988c..dfab2d8 100755
--- a/install_zsh.sh
+++ b/install_zsh.sh
@@ -1,4 +1,9 @@
 #!/bin/bash
+# Install script for ZSH and Powerlevel9k
+
+set -e
+set -u
+
 if which tput >/dev/null 2>&1; then
 	ncolors=$(tput colors)
 fi
@@ -18,17 +23,17 @@ else
 	NORMAL=""
 fi
 
-set -e
-
 command -v git >/dev/null 2>&1 || {
-	echo "Error: git is not installed"
+	echo "${RED}Error: git is not installed${NORMAL}"
 	exit 1
 }
 
-apt-get install git zsh fonts-powerline wget curl tee
+command -v tee >/dev/null 2>&1 || {
+	echo "${RED}Error: tee is not installed${NORMAL}"
+	exit 1
+}
 
-printf "${BLUE}Installing Oh My Zsh...${NORMAL}\n"
-sh -c "$(curl -fsSL https://raw.github.com/robbyrussell/oh-my-zsh/master/tools/install.sh)"
+apt-get install -y git zsh fonts-powerline wget curl
 
 printf "${BLUE}Installing nerd-fonts...${NORMAL}\n"
 wget https://github.com/ryanoasis/nerd-fonts/releases/download/v2.0.0/Hack.zip
@@ -40,17 +45,17 @@ fc-cache -f -v
 
 printf "${BLUE}Cloning powerlevel9k...${NORMAL}\n"
 env git clone https://github.com/bhilburn/powerlevel9k.git ~/.oh-my-zsh/custom/themes/powerlevel9k || {
-	printf "Error: git clone of powerlevel9k repo failed\n"
+	printf "${RED}Error: git clone of powerlevel9k repo failed${NORMAL}\n"
 	exit 1
 }
 printf "${BLUE}Cloning zsh-autosuggestions...${NORMAL}\n"
 env git clone https://github.com/zsh-users/zsh-autosuggestions $ZSH_CUSTOM/plugins/zsh-autosuggestions || {
-	printf "Error: git clone of zsh-autosuggestions repo failed\n"
+	printf "${RED}Error: git clone of zsh-autosuggestions repo failed${NORMAL}\n"
 	exit 1
 }
 printf "${BLUE}Cloning zsh-syntax-highlighting...${NORMAL}\n"
 env git clone https://github.com/zsh-users/zsh-syntax-highlighting.git ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-syntax-highlighting || {
-	printf "Error: git clone of zsh-syntax-highlighting repo failed\n"
+	printf "${RED}Error: git clone of zsh-syntax-highlighting repo failed\${NORMAL}n"
 	exit 1
 }
 
@@ -184,8 +189,11 @@ source $ZSH/oh-my-zsh.sh
 # alias ohmyzsh="mate ~/.oh-my-zsh"
 END
 
+printf "${BLUE}Installing Oh My Zsh...${NORMAL}\n"
+sh -c "$(curl -fsSL https://raw.github.com/robbyrussell/oh-my-zsh/master/tools/install.sh)"
+
 printf "${BLUE}Sourcing ~/.zshrc${NORMAL}\n"
 /bin/zsh -c 'source ~/.zshrc'
 
 printf "${BLUE}Setting zsh as default shell${NORMAL}\n"
-chsh -s /bin/zsh
\ No newline at end of file
+chsh -s /bin/zsh