diff --git a/external/lang b/external/lang
index 1c8fd46b..8d5bcf4d 160000
--- a/external/lang
+++ b/external/lang
@@ -1 +1 @@
-Subproject commit 1c8fd46b5005691f2a144151b4406d3f839a7822
+Subproject commit 8d5bcf4da63bcdf240de1f3af755603429036e77