diff --git a/lib/protomatter b/lib/protomatter
index 78cde80475..c2c81ded11 160000
--- a/lib/protomatter
+++ b/lib/protomatter
@@ -1 +1 @@
-Subproject commit 78cde804759c2e910f393b077368dc9fe1f6a630
+Subproject commit c2c81ded118484f8925bf81e270b416739cd72d9