diff -r e93efb4af231 -r 41dc9a4a0f76 master/fsm_master.c
--- a/master/fsm_master.c	Tue Nov 20 14:35:53 2012 +0100
+++ b/master/fsm_master.c	Tue Nov 20 14:53:36 2012 +0100
@@ -48,7 +48,7 @@
 
 /** Time difference [ns] to tolerate without setting a new system time offset.
  */
-#define EC_SYSTEM_TIME_TOLERANCE_NS 100000000
+#define EC_SYSTEM_TIME_TOLERANCE_NS 1000000
 
 /*****************************************************************************/