diff --git a/script/camtool.py b/script/camtool.py
index d1cf91a..e3945a7 100644
--- a/script/camtool.py
+++ b/script/camtool.py
@@ -1,5 +1,5 @@
-#$import ch.psi.pshell.device.DeviceBase as DeviceBase
-#from startup import *
+#import ch.psi.pshell.device.DeviceBase as DeviceBase
+from startup import *
 
 class CamTool(DeviceBase):
     def __init__(self, name, prefix = "cam:", latch = False):
@@ -46,6 +46,9 @@ class CamTool(DeviceBase):
         while(timestamp == self.timestamp.read()):
             time.sleep(0.001)
 
+    def doUpdate(self):
+        self.capture()
+
     def enableBackground(self, value):
         self.cam_bg_en.write(1 if value else 0)