diff --git a/lib/external/pattern_language b/lib/external/pattern_language
index 912af51d2..e4376d7db 160000
--- a/lib/external/pattern_language
+++ b/lib/external/pattern_language
@@ -1 +1 @@
-Subproject commit 912af51d2b8e8173f1861fc77f289a1501acb27f
+Subproject commit e4376d7db6358daed9269029eac98ad6bc0b50d7