diff --git a/script/camtool.py b/script/camtool.py
index 26bb0a2..0c663c7 100644
--- a/script/camtool.py
+++ b/script/camtool.py
@@ -54,6 +54,7 @@ class CamTool(DeviceBase):
             self.waitForChannel(self.data_prefix + "image.shape",20)
             self.stop()
         self.timestamp = Channel(self.data_prefix + "timestamp",type = 'd', alias = name + " timestamp") #[D1, D2, ...]        
+        self.timestamp.set_monitored(True)
         self.com_x = Channel(self.data_prefix + "x_stats.com", alias = name + " com x")
         self.com_y = Channel(self.data_prefix + "y_stats.com", alias = name + " com y")
         self.profile_x = Channel(self.data_prefix + "profile.x", alias = name + " profile x")