diff --git a/libweston/backend-x11/meson.build b/libweston/backend-x11/meson.build
index adae2cb0..3e6ca54f 100644
--- a/libweston/backend-x11/meson.build
+++ b/libweston/backend-x11/meson.build
@@ -17,6 +17,7 @@ endif
 
 deps_x11 = [
 	dep_libweston_private,
+	dep_libdrm_headers,
 	dep_x11_xcb,
 	dep_lib_cairo_shared,
 	dep_pixman,