diff --git a/libraries/drivers/ds3231 b/libraries/drivers/ds3231
index 5b017df..9c81386 160000
--- a/libraries/drivers/ds3231
+++ b/libraries/drivers/ds3231
@@ -1 +1 @@
-Subproject commit 5b017df35b6a4cb4b7a30d0ac5d4595583ea461d
+Subproject commit 9c813869713f8e5fce6d957eaee850f2f13fe2c5