diff --git a/lib/external/pattern_language b/lib/external/pattern_language
index c9f3ee375..297297a1f 160000
--- a/lib/external/pattern_language
+++ b/lib/external/pattern_language
@@ -1 +1 @@
-Subproject commit c9f3ee3754a861f5a3ddd413ea3d8bcd1f35fe09
+Subproject commit 297297a1f337bf9863079a698618aed7ce767603