diff --git a/group_vars/all/plain.yml b/group_vars/all/plain.yml
index 619b968..a21d5db 100644
--- a/group_vars/all/plain.yml
+++ b/group_vars/all/plain.yml
@@ -39,6 +39,7 @@ common_apt_dependencies:
   - zip
   - curl
   - htop
+  - iotop
   - net-tools
   - bash-completion
   - python3-pip