diff --git a/roles/common-tools/tasks/main.yml b/roles/common-tools/tasks/main.yml
index b125e705..f3f54b57 100644
--- a/roles/common-tools/tasks/main.yml
+++ b/roles/common-tools/tasks/main.yml
@@ -7,17 +7,21 @@
       - molly-guard  # prevent reboot
       - ntp  # network time sync
       - apt  # better than apt-get
-      - vim  # better than nano @vulcain
+      - nano  # for vulcain
+      - vim  # better than nano
       - emacs-nox  # for maman
       - htop  # better than top
       - zsh  # to be able to ssh @erdnaxe
       - fish  # to motivate @edpibu
       - oidentd  # postgresql identification
-      - aptitude  # nice to have
+      - aptitude  # nice to have for Ansible
       - acl  # advanced ACL
       - iotop  # monitor i/o
-      - tree  # <3
+      - tree  # create a graphical tree of files
       - bash-completion  # because bash
+      - git  # code versioning
+      - less  # i like cats
+      - screen  # Vulcain asked for this
   register: apt_result
   retries: 3
   until: apt_result is succeeded