diff --git a/include/meson.build b/include/meson.build
index a07c9b29..310d6e33 100644
--- a/include/meson.build
+++ b/include/meson.build
@@ -9,9 +9,9 @@ if conf_data.get('WLR_HAS_XWAYLAND', 0) != 1
 endif
 if conf_data.get('WLR_HAS_XDG_FOREIGN', 0) != 1
 	exclude_files += [
-    'types/wlr_xdg_foreign_v1.h',
-    'types/wlr_xdg_foreign_v2.h',
-    'types/wlr_xdg_foreign_registry.h',
+		'types/wlr_xdg_foreign_v1.h',
+		'types/wlr_xdg_foreign_v2.h',
+		'types/wlr_xdg_foreign_registry.h',
 	]
 endif