diff --git a/Running-programs-natively-under-Wayland.md b/Running-programs-natively-under-Wayland.md
index babac79..a6d8e05 100644
--- a/Running-programs-natively-under-Wayland.md
+++ b/Running-programs-natively-under-Wayland.md
@@ -12,6 +12,10 @@ CLUTTER_BACKEND=wayland
 ```
 QT_QPA_PLATFORM=wayland-egl
 ```
+Qt5 renders CSD (client-side decorations) under the wayland backend by default. To disable them, set the following.
+```
+QT_DISABLE_WINDOWDECORATION=1
+```
 
 ## Elementary/EFL
 ```