diff --git a/lib/external/pattern_language b/lib/external/pattern_language
index 25472431f..18ba46cff 160000
--- a/lib/external/pattern_language
+++ b/lib/external/pattern_language
@@ -1 +1 @@
-Subproject commit 25472431fd792d693d7bf4341f71ca4db38b5b4f
+Subproject commit 18ba46cff428d903c0f58d67d4d1aef737389188