diff --git a/rtclib b/rtclib
index 55ef530..a0a3855 160000
--- a/rtclib
+++ b/rtclib
@@ -1 +1 @@
-Subproject commit 55ef53077c0bdaa2130c084c6f889459562d423c
+Subproject commit a0a3855aa811c45c053556394a0a121e1a2cc4c8