diff --git a/scripts/install b/scripts/install
index a5b3f6c..350eda4 100755
--- a/scripts/install
+++ b/scripts/install
@@ -92,14 +92,11 @@ ynh_app_setting_set $app port $port
 ynh_print_info "Adding Erlang repository..."
 
 if [ "$(lsb_release --codename --short)" == "jessie" ]; then
-	echo "deb http://packages.erlang-solutions.com/debian jessie contrib" | tee /etc/apt/sources.list.d/erlang-solutions.list
+	ynh_install_extra_repo --repo="deb http://packages.erlang-solutions.com/debian jessie contrib" --key=https://packages.erlang-solutions.com/debian/erlang_solutions.asc
 elif 
 	[ "$(lsb_release --codename --short)" == "stretch" ]; then
-	echo "deb http://packages.erlang-solutions.com/debian stretch contrib" | tee /etc/apt/sources.list.d/erlang-solutions.list
+	ynh_install_extra_repo --repo="deb http://packages.erlang-solutions.com/debian stretch contrib" --key=https://packages.erlang-solutions.com/debian/erlang_solutions.asc
 fi
-sudo wget https://packages.erlang-solutions.com/debian/erlang_solutions.asc
-sudo apt-key add erlang_solutions.asc
-sudo rm erlang_solutions.asc
 
 #=================================================
 # INSTALL DEPENDENCIES