diff --git a/meson.build b/meson.build
index 40ee135d..1e7e11b2 100644
--- a/meson.build
+++ b/meson.build
@@ -106,7 +106,9 @@ nk_options = [
 nk = subproject('libnkutils', default_options: nk_options)
 nk_subproject_options = nk.get_variable('nk_options')
 foreach o : nk_options + nk_subproject_options
-    if not nk_options.contains(o) or not nk_subproject_options.contains(o)
+    if ( o.startswith('git-work-tree=') )
+        continue
+    elif not nk_options.contains(o) or not nk_subproject_options.contains(o)
         error('You must not change libnkutils options @0@ != @1@'.format('|'.join(nk_options), '|'.join(nk_subproject_options)))
     endif
 endforeach