diff --git a/AUTHORS b/AUTHORS
index 809628212d..11da0f4b1e 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -70,6 +70,7 @@ Mallikarjuna Rao V <vm.arjun@samsung.com>
 Manish Jethani <manish.jethani@gmail.com>
 Martin Storsjo <martin@martin.st>
 Matthias Liebig <matthias.gcode@gmail.com>
+Maksim Sisov <msisov@igalia.com>
 Maxim Pavlov <pavllovmax@gmail.com>
 Maxim Potapov <vopatop.skam@gmail.com>
 Michael Iedema <michael@kapsulate.com>
diff --git a/tools_webrtc/mb/mb.py b/tools_webrtc/mb/mb.py
index 45606ffbf4..b0266ac5e2 100755
--- a/tools_webrtc/mb/mb.py
+++ b/tools_webrtc/mb/mb.py
@@ -911,9 +911,8 @@ class MetaBuildWrapper(object):
         cmdline.append('../../tools_webrtc/ensure_webcam_is_running.py')
         extra_files.append('../../tools_webrtc/ensure_webcam_is_running.py')
 
-      # This needs to mirror the settings in //build/config/ui.gni:
-      # use_x11 = is_linux && !use_ozone.
-      use_x11 = is_linux and not 'use_ozone=true' in vals['gn_args']
+      # is_linux uses use_ozone and x11 by default.
+      use_x11 = is_linux
 
       xvfb = use_x11 and test_type == 'windowed_test_launcher'
       if xvfb:
diff --git a/webrtc.gni b/webrtc.gni
index a32e7bfc44..3d8c538c37 100644
--- a/webrtc.gni
+++ b/webrtc.gni
@@ -8,9 +8,9 @@
 import("//build/config/arm.gni")
 import("//build/config/features.gni")
 import("//build/config/mips.gni")
+import("//build/config/ozone.gni")
 import("//build/config/sanitizers/sanitizers.gni")
 import("//build/config/sysroot.gni")
-import("//build/config/ui.gni")
 import("//build_overrides/build.gni")
 
 if (!build_with_chromium && is_component_build) {
@@ -124,7 +124,7 @@ declare_args() {
   rtc_build_tools = true
 
   # Set this to false to skip building code that requires X11.
-  rtc_use_x11 = use_x11
+  rtc_use_x11 = ozone_platform_x11
 
   # Set this to use PipeWire on the Wayland display server.
   # By default it's only enabled on desktop Linux (excludes ChromeOS) and