diff --git a/sensor.py b/sensor.py
index d2b1ca1..150187d 100644
--- a/sensor.py
+++ b/sensor.py
@@ -14,12 +14,14 @@ class SensorWorker(Thread):
         self.message_queue = message_queue
         self.produceData = Event()
         self.exit_request = Event()
+        self.prev= 0
 
     def run(self):
         """ Worker method of a python Thread. Called when the Thread is started. """
         while not self.exit_request.is_set():
             if self.produceData.is_set():
-                temp = random()
+                temp = self.prev + random() / 100.0
+                self.prev = temp
                 ts = datetime.utcnow()
                 self.message_queue.put((ts, temp))
             else:
diff --git a/view.py b/view.py
index 771e9ba..bfaec80 100644
--- a/view.py
+++ b/view.py
@@ -54,7 +54,7 @@ class PlotPanel(wx.Panel):
         self.ax = self.fig.add_subplot()
         self.fig.legend()
         dat = self.model.plot_data
-        (self.im,) = self.ax.plot(dat.get("time"), dat.get("temp"), "-.",label="temp")
+        (self.im,) = self.ax.plot(dat.get("keks"), dat.get("temp"), "-o",label="temp")
         self.toolbar.update()  # Not sure why this is needed - ADS
 
     def get_toolbar(self):
@@ -66,7 +66,7 @@ class PlotPanel(wx.Panel):
         dat = self.model.plot_data.data
         # print(self.x)
 
-        self.im.set_data(dat.get("time"), dat.get("temp"))
+        self.im.set_data(dat.get("keks"), dat.get("temp"))
         self.ax.relim()
         self.ax.autoscale_view()
         self.canvas.draw()