The current Version of geany-plugins from the git repository seems to fix the problem.
Tested Version: 1.24-25-g944654e21a9f8d09cd3d6639522c8015aa0f6b68 -- To UNSUBSCRIBE, email to debian-bugs-dist-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org