diff --git a/lib/external/pattern_language b/lib/external/pattern_language
index 7833f5d9d..b940d6f34 160000
--- a/lib/external/pattern_language
+++ b/lib/external/pattern_language
@@ -1 +1 @@
-Subproject commit 7833f5d9d469bb09cca3cae51ef2d16316966044
+Subproject commit b940d6f347994a2e6397f737bef4ffc59ee3e045