diff --git a/docs/meson.build b/docs/meson.build
index c2bb252..b43ec9a 100644
--- a/docs/meson.build
+++ b/docs/meson.build
@@ -10,5 +10,5 @@
     gobject_typesfile: 'libxapp.types',
     main_xml: 'xapp-docs.xml',
     scan_args: ['--rebuild-types'],
-    mkdb_args: ['--xml-mode --output-format=xml'],
+    mkdb_args: ['--xml-mode', '--output-format=xml'],
 )