diff --git a/external/lang b/external/lang
index fdac76c2..56dd2317 160000
--- a/external/lang
+++ b/external/lang
@@ -1 +1 @@
-Subproject commit fdac76c297fd333f603c9abab1f39fa0b63326e5
+Subproject commit 56dd2317d317a0a5dcd0c77312b67f32b53390e8