diff --git a/lib/external/pattern_language b/lib/external/pattern_language
index abf5f6abf..f8e3c5980 160000
--- a/lib/external/pattern_language
+++ b/lib/external/pattern_language
@@ -1 +1 @@
-Subproject commit abf5f6abf2dfb313e9b9a68e3c7f0431bb47180b
+Subproject commit f8e3c59804042ce4b8d4a22c7a81e1fb839af931