diff --git a/dotfiles/zz-blankpad/niri/.config/niri/cfg/display.kdl b/dotfiles/zz-blankpad/niri/.config/niri/cfg/display.kdl
index da5b88f..7e50196 100644
--- a/dotfiles/zz-blankpad/niri/.config/niri/cfg/display.kdl
+++ b/dotfiles/zz-blankpad/niri/.config/niri/cfg/display.kdl
@@ -7,17 +7,17 @@
 //
 // Both external PM1601 panels run portrait. niri's transform is
 // counter-clockwise: "90" = panel's top bezel faces left, "270" = top bezel
-// faces right. DP-2 turns the other way from HDMI-A-1.
+// faces right. In portrait a 180° flip is the 90<->270 swap.
 
 output "DP-2" {
     scale 1
-    transform "270"
+    transform "90"
     position x=1536 y=0
 }
 
 output "HDMI-A-1" {
     scale 1
-    transform "90"
+    transform "270"
     position x=2736 y=0
 }