diff --git a/conf/.yarnrc b/conf/.yarnrc
new file mode 100644
index 0000000..9bc2065
--- /dev/null
+++ b/conf/.yarnrc
@@ -0,0 +1 @@
+network-timeout 600000
\ No newline at end of file
diff --git a/scripts/install b/scripts/install
index b57f68e..31fd408 100644
--- a/scripts/install
+++ b/scripts/install
@@ -82,6 +82,8 @@ ynh_install_app_dependencies $pkg_dependencies
 
 ynh_install_nodejs 10
 
+ynh_install_extra_app_dependencies --repo="deb https://dl.yarnpkg.com/debian/ stable main" --package="yarn" --key='https://dl.yarnpkg.com/debian/pubkey.gpg'
+
 #=================================================
 # INSTALL EXTRA DEPENDENCIES
 #=================================================
@@ -171,13 +173,16 @@ ynh_replace_string "__NAME__" "$name"  "../conf/prod.exs"
 ynh_replace_string "__ADMIN_EMAIL__" "$admin_email"  "../conf/prod.exs"
 cp ../conf/prod.exs "$final_path/$app/config/prod.exs"
 
+# Temprary YARN fix for package material-design-icons 
+cp ..conf/.yarnrc "$final_path/$app/.yarnrc"
+
 # Give permission to the final_path
 chown -R "$app":"$app" "$final_path"
 
 pushd $final_path/$app/js
     ynh_use_nodejs    
-    sudo -u $app env PATH=$PATH npm install
-    sudo -u $app env PATH=$PATH npm run build
+    sudo -u $app env PATH=$PATH yarn install
+    sudo -u $app env PATH=$PATH yarn run build
 popd
 
 pushd $final_path/$app