diff --git a/modules/video_output/win32/d3d11_tonemap.cpp b/modules/video_output/win32/d3d11_tonemap.cpp
index 10950d06a499a83cd34337dfc90ea6134853bcbb..daa656646e43d28b6d4bba2b436c6bed82556c31 100644
--- a/modules/video_output/win32/d3d11_tonemap.cpp
+++ b/modules/video_output/win32/d3d11_tonemap.cpp
@@ -117,6 +117,7 @@ d3d11_tonemapper *D3D11_TonemapperCreate(vlc_object_t *vd, d3d11_device_t *d3d_d
 
         if (!available)
         {
+            msg_Warn(vd, "True HDR not supported");
             d3d11_device_unlock(d3d_dev);
             goto error;
         }