diff --git a/lib/external/pattern_language b/lib/external/pattern_language
index ad5d342f2..337a45a76 160000
--- a/lib/external/pattern_language
+++ b/lib/external/pattern_language
@@ -1 +1 @@
-Subproject commit ad5d342f23c88b113cc85f1968b35d8bd07c6f9e
+Subproject commit 337a45a7684e46ae2c7462f82097af428b7d52d3