diff --git a/main.janet b/main.janet
index 2465856..4c24490 100644
--- a/main.janet
+++ b/main.janet
@@ -352,7 +352,7 @@
   (map |(when (= ($ :tag-main) tag) (put $ :tag-main nil)) (wm :outputs))
   (put output :tag-main tag)
   (put output :tag-offload nil)
-  (put output :tags-other nil))
+  (put output :tags-other []))
 
 (defn output/toggle-other-tag [output tag]
   (if (has-value? (output :tags-other) tag)