diff --git a/lib/external/pattern_language b/lib/external/pattern_language
index 8ae777ddc..4ba360af6 160000
--- a/lib/external/pattern_language
+++ b/lib/external/pattern_language
@@ -1 +1 @@
-Subproject commit 8ae777ddcef5fddf3e70844fbd9417fc58f68c45
+Subproject commit 4ba360af6e39795e9f9ba48643c2e8437dec6f6a