diff --git a/ext/core b/ext/core
index 007c9454d..c42db4a85 160000
--- a/ext/core
+++ b/ext/core
@@ -1 +1 @@
-Subproject commit 007c9454d4ced608146dcce8e20c9081d07b3b6f
+Subproject commit c42db4a854d022ef087595de79e64b24f3638044