diff --git a/external/lang b/external/lang
index c84778b2..6a72c5c9 160000
--- a/external/lang
+++ b/external/lang
@@ -1 +1 @@
-Subproject commit c84778b2a87cc3f8b0b2778ca1f523d692a18875
+Subproject commit 6a72c5c952eedfbeb8a193a8a4b97927cc44cd6f