diff --git a/vars/raspbian-10.yml b/vars/raspbian-10.yml
index 1f156a007..3c73327bc 100644
--- a/vars/raspbian-10.yml
+++ b/vars/raspbian-10.yml
@@ -27,11 +27,6 @@ sshd_service: ssh
 php_version: 7.3
 postgresql_version: 11
 systemd_location: /lib/systemd/system
-# Upgrade Raspbian Buster's Calibre 3.x: (via role/calibre/tasks/debs.yml,
-# with .deb's released about 5-10 days after Calibre's quasi-monthly releases)
-calibre_via_debs: True
-# roles/calibre/tasks/py-installer.yml FAILS on ARM as of 2018-05-10:
-calibre_via_python: False
 
 # minetest for rpi
 minetest_server_bin: /library/games/minetest/bin/minetestserver