diff --git a/external/lang b/external/lang
index 1a854216..d4244046 160000
--- a/external/lang
+++ b/external/lang
@@ -1 +1 @@
-Subproject commit 1a8542166173445602c0a4a8f821806002fd2fc4
+Subproject commit d42440461f1c661e4f341a81e253021d45d1d526