diff --git a/i3/config.m4 b/i3/config.m4
index ff9a0bd..2c6bbd5 100644
--- a/i3/config.m4
+++ b/i3/config.m4
@@ -129,6 +129,10 @@ bar {
     status_command i3status
     font pango:DejaVu Sans, Noto Sans CJK JP 8
 
+ifelse(hostname, [archachatina], [
+    tray_output DisplayPort-3
+])
+
     colors {
         separator base03
         background base01