diff --git a/src/treesit.c b/src/treesit.c
index d4090b949ea..3cbce612653 100644
--- a/src/treesit.c
+++ b/src/treesit.c
@@ -4569,7 +4569,7 @@ applies to LANGUAGE-A will be redirected to LANGUAGE-B instead.  */);
   defsubr (&Streesit_subtree_stat);
 #endif /* HAVE_TREE_SITTER */
   defsubr (&Streesit_available_p);
-#ifdef WINDOWSNT
+#ifdef HAVE_NTGUI
   DEFSYM (Qtree_sitter__library_abi, "tree-sitter--library-abi");
   Fset (Qtree_sitter__library_abi,
 #if HAVE_TREE_SITTER