diff --git a/helpers/install.sh b/helpers/install.sh
index 6b0df6d..c738e4e 100644
--- a/helpers/install.sh
+++ b/helpers/install.sh
@@ -11,6 +11,7 @@ function git_secure_checkout() {
 	if [ $? -ne 0 ] ; then
 		echo "[!] Commit hash $commit is absent from submodules $path !"
 		echo "$output"
+		cleanup
 		exit 4
 	fi
 }
@@ -24,6 +25,7 @@ function git_secure_clone() {
 	if [ $? -ne 0 ] ; then
 		echo "[!] Error cloning $1"
 		echo "$output"
+		cleanup
 		exit 2
 	fi
 	cd "$folder"
@@ -31,6 +33,7 @@ function git_secure_clone() {
 	if [ $? -ne 0 ] ; then
 		echo "[!] Commit hash $commit is absent from repository $repo"
 		echo "$output"
+		cleanup
 		exit 3
 	fi
 }
@@ -44,13 +47,19 @@ function do_and_check_cmd() {
 	if [ $ret -ne 0 ] ; then
 		echo "[!] Error from command : $*"
 		echo "$output"
+		cleanup
 		exit $ret
 	fi
 	#echo $output
 	return 0
 }
 
-function get_nginx_signing_key() {
+function cleanup() {
+	echo "[*] Cleaning /tmp/bunkerized-nginx"
+	rm -rf /tmp/bunkerized-nginx
+}
+
+function get_sign_repo_key() {
 	key="-----BEGIN PGP PUBLIC KEY BLOCK-----
 Version: GnuPG v2.0.22 (GNU/Linux)
 
@@ -82,6 +91,153 @@ Va3l3WuB+rgKjsQ=
 	echo "$key"
 }
 
+function get_sign_source_keys() {
+	keys="-----BEGIN PGP PUBLIC KEY BLOCK-----
+Version: GnuPG v1.4.11 (FreeBSD)
+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+=Tavt
+-----END PGP PUBLIC KEY BLOCK-----
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+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+=/pFc
+-----END PGP PUBLIC KEY BLOCK-----
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+Version: GnuPG v1.4.11 (FreeBSD)
+
+mQENBE5E4vkBCADPkWWzk7W5cXOqeZ1ULNSj8nt5azbYjfQ8OyR2AaDW8J7oazYH
+reIHKid5uZVJxwr1uLoMloGiYTdy4XYIF2WcOfDnjNGumrAT0Nd4Kdax/pHr5Pdp
+jFsO4BkHyWk/5/zDCijyoGYLBR6I8hqn+WDuLG/sTtVuTWkUeOlfxb2eZdLyZ3oP
+5T5FXtWTpKvr2y7RGshmS6EJnjiVvvErdbNItFXghqvBBaFOJaS2PRBEO9RfKpti
+i+eS/cmlrm+Tjv44EPfQyLtAmCQ8uqfL50uIKEp6/dsC/OVJ6JlJOYl4j90DX7vB
+TJaOyUm4s+BLF2BK+Ow8+s+B6jQ5noa/o16NABEBAAG0IFNlcmdleSBCdWRuZXZp
+dGNoIDxzYkBuZ2lueC5jb20+iQE+BBMBAgAoBQJOROQ6AhsDBQkJZgGABgsJCAcD
+AgYVCAIJCgsEFgIDAQIeAQIXgAAKCRCmT9Wxets5qEQgB/43Mxmiy7DjXEbxIYkC
+9xPC4kf1X+bHkJ9BtAgaYDQewjtQ7vS98TKJBibm3l4egmBjFWjCpL8845n966+u
+XDqrDWJtOPUXvSEQNXGlijDGSxxpdK2dxDOKIOC8nIlZq/Xz/Uqjb2ZrszmYK2LD
+IHI1mN9HdI6aTt41QbtG0nkaPPgv3MEvxSMVCzVddroyPXvf/ErT4OSYU+dqJhH+
+SBIezuF0suzH/siCksbSBZHIst5rggpjsZvijP5YFH/hpEsR+tKXo9EFk49xn9Ou
+WdmpOEs7CKDbTApkh9XN/Pk5nJQ/HIDuW8pkgzf2wxNWlMSYw6xnozDkeIqpJcDD
+4niqiEYEEBECAAYFAk5OYocACgkQ7PDpCywXIIMKtQCfaAl2rvbEImu6MnDR32KG
+HTDH2TEAoNeWrSlavyFzbSQka53E9Gs6gF63tCBTZXJnZXkgQnVkbmV2aXRjaCA8
+c2JAd2FlbWUubmV0PokBQQQTAQIAKwIbAwUJCWYBgAYLCQgHAwIGFQgCCQoLBBYC
+AwECHgECF4AFAk5OR38CGQEACgkQpk/VsXrbOagPmAf/QmIEDkkiovc1MgQ81lh4
+eeHfvtptb+U4GVCu07DQUR9kEtN6Jqi65gKb95fEztI14PpX+euiWrc/RlnsxWc0
+jYF0UmyacWLN6oHPoxlCK5+7zyoz5UTNrYGkTfWfcNtTU509CEZRClBNjMZOTZjP
+QhdR+Ce6tngRcQvMGNaLjJkKuY7vPh6FjT5oqxpnEIRTsWq6bUaeCXm7j9x0as1Z
+w1E5D5it3Ug3VlAe58jFJmRgatOsWznKuNoLRjQ2Chp2ce+dLgXriuJMrvEsn5S4
+dImUGL5DVYWDVZNG+r85XnOhMfKG308pZby1uzFvD+j3P6yMj1tpaCAAi5lUkHh6
+bIhGBBARAgAGBQJOTmJ/AAoJEOzw6QssFyCDH50AoMyJPvPDTYXK5KHOlPYPZQ5M
+OuCAAJ9zQ/3hKedm3xCLGl4Y6hjxJNlUTbkBDQROROL5AQgAuGIfx9aVOOXVdj8b
+XvjBQt+UkBURYGACHFQ69w71Aupsg9pZ7FgwgVKxnoNlmRag8sInjQbs3M/lS0sB
+dg75zZ7Ph7aPev8RAqdtX5+xxvujv1cmkFBExFuC5Wp/Yfzk/lPWZR4vXZrTpRiF
+PLMlRu0CEJFqoqPPygGFar02Q7rO+da35pxAuYrOWGM7MNr8H/vk13+GiqniBQCa
+uSoWwZQzaEdG5VGgm/vAwPzO+Cbam3r+Hs7OieykAy8fv+B+qhHn8Vc/520iGvdO
+IAKpxl6oZrkbNL/wozOOLZni7iWl30C43ujxPiGRlg/YotHmhlnMic85QKyakXCS
+WXI/JQARAQABiQElBBgBAgAPBQJOROL5AhsMBQkJZgGAAAoJEKZP1bF62zmoGCwH
+/2a6zlu4Jwmv21vuroaAzECV8gp1luBeagn23EgMMukYhkbwLtL/0twAHmZlkpzl
+atfq/EH2PgOasl2biJixqp7o9V7Uw6PS5JoY+1IrLEurG+FU2TN/Ysp12al4Z0Hh
+p4yBRSEikISO9gkeUThixDPX1PjCpx8G/ZYqk+8jRCcDgWsUc/WV3VGPht68oDd7
+56/hfQYc/V3eJmm5WYLVGV7Q69tGtp6D09SpoeqCD2K77auEBRVJ4jaT4B2/EfSb
+x6y7Dy4Oxm8TBOQ2EZw2vEixKxtEt86/oBtLUkqVockPq/Ek9AL+KzT6VR1xU+Cm
+CoHAyoqJeb/xLBwuKWg0/4U=
+=iFlP
+-----END PGP PUBLIC KEY BLOCK-----"
+	echo "$keys"
+}
+
 # Variables
 NTASK=$(nproc)
 
@@ -91,6 +247,20 @@ if [ $(id -u) -ne 0 ] ; then
 	exit 1
 fi
 
+# Detect OS
+OS=""
+if [ "$(grep Debian /etc/os-release)" != "" ] ; then
+	OS="debian"
+elif [ "$(grep Ubuntu /etc/os-release)" != "" ] ; then
+	OS="ubuntu"
+elif [ "$(grep CentOS /etc/os-release)" != "" ] ; then
+	OS="centos"
+fi
+if [ "$OS" = "" ] ; then
+	echo "[!] Unsupported Operating System"
+	exit 1
+fi
+
 # Create /tmp/bunkerized-nginx
 echo "[*] Prepare /tmp/bunkerized-nginx"
 if [ -e "/tmp/bunkerized-nginx" ] ; then
@@ -105,23 +275,20 @@ if [ -e "/opt/bunkerized-nginx" ] ; then
 fi
 do_and_check_cmd mkdir /opt/bunkerized-nginx
 
-# TODO : detect OS
-OS="debian"
-
 # Check nginx version
 NGINX_VERSION="$(nginx -V 2>&1 | sed -rn 's~^nginx version: nginx/(.*)$~\1~p')"
 # Add nginx official repo and install
 if [ "$NGINX_VERSION" = "" ] ; then
-	if [ "$OS" = "debian" ] ; then
+	if [ "$OS" = "debian" ] || [ "$OS" = "ubuntu" ] ; then
 		echo "[*] Add nginx official repository"
-		do_and_check_cmd apt update
-		do_and_check_cmd apt install -y curl gnupg2 ca-certificates lsb-release software-properties-common
-		get_nginx_signing_key > /tmp/bunkerized-nginx/nginx_signing.key
+		get_sign_repo_key > /tmp/bunkerized-nginx/nginx_signing.key
 		do_and_check_cmd cp /tmp/bunkerized-nginx/nginx_signing.key /etc/apt/trusted.gpg.d/nginx_signing.asc
-		do_and_check_cmd add-apt-repository "deb http://nginx.org/packages/debian $(lsb_release -cs) nginx"
+		do_and_check_cmd apt update
+		DEBIAN_FRONTEND=noninteractive do_and_check_cmd apt install -y gnupg2 ca-certificates lsb-release software-properties-common
+		do_and_check_cmd add-apt-repository "deb http://nginx.org/packages/${OS} $(lsb_release -cs) nginx"
 		do_and_check_cmd apt update
 		echo "[*] Install nginx"
-		do_and_check_cmd apt install -y nginx
+		DEBIAN_FRONTEND=noninteractive do_and_check_cmd apt install -y nginx
 	fi
 	NGINX_VERSION="$(nginx -V 2>&1 | sed -rn 's~^nginx version: nginx/(.*)$~\1~p')"
 fi
@@ -136,7 +303,7 @@ echo "[*] Update packet list"
 do_and_check_cmd apt update
 echo "[*] Install dependencies"
 DEBIAN_DEPS="git autoconf pkg-config libpcre++-dev automake libtool g++ make liblua5.1-0-dev libgd-dev lua5.1 libssl-dev wget libmaxminddb-dev libbrotli-dev gnupg"
-do_and_check_cmd apt install -y $DEBIAN_DEPS
+DEBIAN_FRONTEND=noninteractive do_and_check_cmd apt install -y $DEBIAN_DEPS
 # TODO : is it the same for other distro ?
 cp -r /usr/include/lua5.1/* /usr/include
 
@@ -298,11 +465,12 @@ CHANGE_DIR="/tmp/bunkerized-nginx/lua-resty-iputils" do_and_check_cmd make LUA_L
 echo "[*] Download nginx-${NGINX_VERSION}.tar.gz"
 do_and_check_cmd wget -O "/tmp/bunkerized-nginx/nginx-${NGINX_VERSION}.tar.gz" "https://nginx.org/download/nginx-${NGINX_VERSION}.tar.gz"
 do_and_check_cmd wget -O "/tmp/bunkerized-nginx/nginx-${NGINX_VERSION}.tar.gz.asc" "https://nginx.org/download/nginx-${NGINX_VERSION}.tar.gz.asc"
-get_nginx_signing_key > /tmp/bunkerized-nginx/nginx_signing.key
-gpg --import /tmp/bunkerized-nginx/nginx_signing.key
-check=$(gpg --verify /tmp/nginx-${NGINX_VERSION}.tar.gz.asc /tmp/nginx-${NGINX_VERSION}.tar.gz 2>&1 | grep "^gpg: Good signature from ")
+get_sign_source_keys > /tmp/bunkerized-nginx/nginx.key
+do_and_check_cmd gpg --import /tmp/bunkerized-nginx/nginx.key
+check=$(gpg --verify /tmp/bunkerized-nginx/nginx-${NGINX_VERSION}.tar.gz.asc /tmp/bunkerized-nginx/nginx-${NGINX_VERSION}.tar.gz 2>&1 | grep "^gpg: Good signature from ")
 if [ "$check" = "" ] ; then
 	echo "[!] Wrong signature from nginx source !!!"
+	cleanup
 	exit 1
 fi
 CHANGE_DIR="/tmp/bunkerized-nginx" do_and_check_cmd tar -xvzf nginx-${NGINX_VERSION}.tar.gz
@@ -311,15 +479,11 @@ CHANGE_DIR="/tmp/bunkerized-nginx" do_and_check_cmd tar -xvzf nginx-${NGINX_VERS
 echo "[*] Compile dynamic modules"
 CONFARGS="$(nginx -V 2>&1 | sed -n -e 's/^.*arguments: //p')"
 CONFARGS="${CONFARGS/-Os -fomit-frame-pointer -g/-Os}"
-cd /tmp/bunkerized-nginx/nginx-${NGINX_VERSION}
-output="$(./configure "$CONFARGS" --add-dynamic-module=/tmp/bunkerized-nginx/ModSecurity-nginx --add-dynamic-module=/tmp/bunkerized-nginx/headers-more-nginx-module --add-dynamic-module=/tmp/bunkerized-nginx/ngx_http_geoip2_module --add-dynamic-module=/tmp/bunkerized-nginx/nginx_cookie_flag_module --add-dynamic-module=/tmp/bunkerized-nginx/lua-nginx-module --add-dynamic-module=/tmp/bunkerized-nginx/ngx_brotli 2>&1)"
-if [ $? -ne 0 ] ; then
-	echo "configure failed"
-	exit 1
-fi
-CHANGE_DIR="/tmp/bunkerized-nginx/nginx-${NGINX_VERSION}" LUAJIT_LIB="/usr/local/lib/" LUAJIT_INC="/usr/local/include/luajit-2.1" do_and_check_cmd make -j $NTASK modules
+CHANGE_DIR="/tmp/bunkerized-nginx/nginx-${NGINX_VERSION}" LUAJIT_LIB="/usr/local/lib/" LUAJIT_INC="/usr/local/include/luajit-2.1" do_and_check_cmd ./configure "$CONFARGS" --add-dynamic-module=/tmp/bunkerized-nginx/ModSecurity-nginx --add-dynamic-module=/tmp/bunkerized-nginx/headers-more-nginx-module --add-dynamic-module=/tmp/bunkerized-nginx/ngx_http_geoip2_module --add-dynamic-module=/tmp/bunkerized-nginx/nginx_cookie_flag_module --add-dynamic-module=/tmp/bunkerized-nginx/lua-nginx-module --add-dynamic-module=/tmp/bunkerized-nginx/ngx_brotli
+CHANGE_DIR="/tmp/bunkerized-nginx/nginx-${NGINX_VERSION}" do_and_check_cmd make -j $NTASK modules
 CHANGE_DIR="/tmp/bunkerized-nginx/nginx-${NGINX_VERSION}" do_and_check_cmd cp ./objs/*.so /usr/lib/nginx/modules
 
 # We're done
+cleanup
 echo "[*] Dependencies for bunkerized-nginx successfully installed !"
 exit 0