diff --git a/lib/external/pattern_language b/lib/external/pattern_language
index 2720a3349..592cac783 160000
--- a/lib/external/pattern_language
+++ b/lib/external/pattern_language
@@ -1 +1 @@
-Subproject commit 2720a334998f4f01d6ea29fb78f7732654cba15a
+Subproject commit 592cac78338a78dffa5751ab5516e3c670b09ee1