diff --git a/scripts/install b/scripts/install
index 0ff25e5..7b8e1e9 100755
--- a/scripts/install
+++ b/scripts/install
@@ -65,7 +65,7 @@ ynh_install_nodejs --nodejs_version=$NODEJS_VERSION
 
 ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies
 
-ynh_install_extra_app_dependencies --repo="deb https://dl.yarnpkg.com/debian/ stable main" --package="yarn" --key="https://dl.yarnpkg.com/debian/pubkey.gpg"
+#ynh_install_extra_app_dependencies --repo="deb https://dl.yarnpkg.com/debian/ stable main" --package="yarn" --key="https://dl.yarnpkg.com/debian/pubkey.gpg"
 
 #=================================================
 # CREATE A POSTGRESQL DATABASE
@@ -129,9 +129,9 @@ chown $app:$app "$final_path/.config/default.yml"
 ynh_script_progression --message="Installing Misskey..." --weight=15
 
 pushd "$final_path"
-	ynh_exec_as $app env $ynh_node_load_PATH yarn add ts-node webpack
-	ynh_exec_as $app env $ynh_node_load_PATH NODE_ENV=production yarn build
-	ynh_exec_as $app env $ynh_node_load_PATH yarn run init
+	ynh_exec_as $app env $ynh_node_load_PATH npm add ts-node webpack
+	ynh_exec_as $app env $ynh_node_load_PATH NODE_ENV=production npm build
+	ynh_exec_as $app env $ynh_node_load_PATH npm run init
 popd
 
 #=================================================