diff --git a/extra/boids/tags.txt b/extra/boids/tags.txt
deleted file mode 100644
index cb5fc203e1..0000000000
--- a/extra/boids/tags.txt
+++ /dev/null
@@ -1 +0,0 @@
-demos
diff --git a/extra/automata/tags.txt b/extra/boids/ui/tags.txt
similarity index 100%
rename from extra/automata/tags.txt
rename to extra/boids/ui/tags.txt