diff --git a/roles/2-common/tasks/packages.yml b/roles/2-common/tasks/packages.yml
index 03a866222..3a3a699fc 100644
--- a/roles/2-common/tasks/packages.yml
+++ b/roles/2-common/tasks/packages.yml
@@ -65,7 +65,7 @@
     state: present
 
 # 2019-10-31: roles/kalite crashed without the following python-virtualenv -- weirdly python3-virtualenv was installed on Raspbian (not sure why) but insufficient
-- name: Install package python-virtualenv for KA Lite and Calibre-Web
+- name: Install package python-virtualenv for KA Lite and Calibre-Web (if raspbian-9, raspbian-10, debian-9 or ubuntu-16)
   package:
     name: python-virtualenv
     state: present