diff --git a/protocols/meson.build b/protocols/meson.build
index 31a799d8..27d329a5 100644
--- a/protocols/meson.build
+++ b/protocols/meson.build
@@ -14,6 +14,7 @@ wayland_scanner = find_program(
 protocols = [
   [wl_protocol_dir, 'stable/xdg-shell/xdg-shell.xml'],
   ['wlr-layer-shell-unstable-v1.xml'],
+  ['wlr-output-power-management-unstable-v1.xml'],
   ['ext-workspace-unstable-v1.xml'],
   ['pointer-constraints-unstable-v1.xml'],
   ['tablet-unstable-v2.xml'],