diff --git a/ansible.cfg b/ansible.cfg
index f181b4e..13586cd 100644
--- a/ansible.cfg
+++ b/ansible.cfg
@@ -5,8 +5,7 @@ nocows = True
 transport = local
 
 [privilege_escalation]
-become=No
-become_method=sudo
-become_user=root
-become_ask_pass=False
+become_method = sudo
+become_user = root
+become_ask_pass = False
 
diff --git a/setup.yml b/setup.yml
index 34ecbb8..e3b601f 100644
--- a/setup.yml
+++ b/setup.yml
@@ -16,12 +16,21 @@
   roles:
     - dotfiles
 
-- name: configure some programms
+- name: install modules for sound and bluetooth
   hosts: thinkpad
   tags:
   - setup
+  - pulseaudio
   roles:
-    - firefox
+    - pulseaudio
+
+# - name: improve firefox configuration
+#  hosts: thinkpad
+#  tags:
+#  - setup
+#  - firefox
+#  roles:
+#    - firefox
 
 - name: Install useful packages
   hosts: thinkpad