1 files changed, 1 insertions, 1 deletions
diff --git a/gpsmon.h b/gpsmon.h
index 370926c3..cc6cd156 100644
--- a/gpsmon.h
+++ b/gpsmon.h
@@ -35,7 +35,7 @@ extern void monitor_complain(const char *fmt, ...);
 extern WINDOW *devicewin;
 extern struct gps_device_t	session;
 extern bool serial;	/* True - direct mode, False - daemon mode */
-extern float timedelta;
+extern double timedelta;
 
 #endif /* _GPSD_GPSMON_H_ */
 /* gpsmon.h ends here */