diff --git a/docs/configuration/monitors.md b/docs/configuration/monitors.md
index c1fb2006..5ec4e314 100644
--- a/docs/configuration/monitors.md
+++ b/docs/configuration/monitors.md
@@ -105,6 +105,8 @@ Tearing allows games to bypass the compositor's VSync for lower latency.
 | `allow_tearing` | `0` | Global tearing control: `0` (Disable), `1` (Enable), `2` (Fullscreen only). |
 
 ## HDR
+> HDR is only supported in wl-only branch, since it requires the `vulkan` renderer but scenefx is not supported yet.
+
 | Setting | Default | Description |
 | :--- | :--- | :--- |
 | `hdr_depth` | `2`| Set the hdr depth for the current display. `0` is Default, `1` is HDR8, `2` is HDR10. |