The bug has been fixed upstream with https://git.gnome.org/browse/gnome-calendar/commit/?id=5e05f998761c669e3e995051d658268b3d8e3a0d
the change should be in the next ubuntu update/SRU
The bug has been fixed upstream with https:/ /git.gnome. org/browse/ gnome-calendar/ commit/ ?id=5e05f998761 c669e3e995051d6 58268b3d8e3a0d
the change should be in the next ubuntu update/SRU