diff --git a/lib/external/pattern_language b/lib/external/pattern_language
index 565df6232..0999ae326 160000
--- a/lib/external/pattern_language
+++ b/lib/external/pattern_language
@@ -1 +1 @@
-Subproject commit 565df62329f586842211b41788f9fec6dfa99150
+Subproject commit 0999ae32658d8ec5e1ec4b2f091e53bc879d9de3