Index: wflow-py/wflow/wflow_bmi.py
===================================================================
diff -u -rec91b46ffc9c4e6e2c442f66cd720176ea9632f9 -ra20639eede3aee102a13b02a6219e30de3ab4529
--- wflow-py/wflow/wflow_bmi.py	(.../wflow_bmi.py)	(revision ec91b46ffc9c4e6e2c442f66cd720176ea9632f9)
+++ wflow-py/wflow/wflow_bmi.py	(.../wflow_bmi.py)	(revision a20639eede3aee102a13b02a6219e30de3ab4529)
@@ -318,6 +318,7 @@
 
         self.dynModel._userModel().config.set("run",'starttime',datestrimestr)
         self.dynModel._userModel().datetime_firststep=dateobj
+        self.dynModel.datetime_firststep=dateobj
         self.dynModel._userModel().currentdatetime = self.dynModel._userModel().datetime_firststep
 
     def set_end_time(self, end_time):
@@ -329,6 +330,7 @@
         dateobj = datetime.datetime.utcfromtimestamp(end_time)
         datestrimestr = dateobj.strftime("%Y:%m:%d %H:%M:%S")
         self.dynModel._userModel().config.set("run",'endtime',datestrimestr)
+        self.dynModel._userModel().datetime_laststep=dateobj
         self.dynModel.datetime_laststep=dateobj