diff --git a/hw/rtc/twl92230.c b/hw/rtc/twl92230.c
index d8534dad9496b5ec044d68a1a4bf933c2add3ccd..64c61c3daebc82429e3b57465f6b4dd4e5cbcf10 100644
--- a/hw/rtc/twl92230.c
+++ b/hw/rtc/twl92230.c
@@ -65,8 +65,8 @@ struct MenelausState {
         struct tm tm;
         struct tm new;
         struct tm alm;
-        int sec_offset;
-        int alm_sec;
+        int64_t sec_offset;
+        int64_t alm_sec;
         int next_comp;
     } rtc;
     uint16_t rtc_next_vmstate;