diff --git a/shepherd/plugins/aphidtrap.py b/shepherd/plugins/aphidtrap.py
index 9c50771..9fedac8 100644
--- a/shepherd/plugins/aphidtrap.py
+++ b/shepherd/plugins/aphidtrap.py
@@ -25,8 +25,14 @@ class AphidtrapModule(shepherd.plugin.Plugin):
         print("Aphidtrap config:")
         print(self.config)
 
-        self.interface.attach_hook("picam", "pre_cam", self.led_on)
-        self.interface.attach_hook("picam", "post_cam", self.led_off)
+        if "picam" in self.plugins:
+            self.interface.attach_hook("picam", "pre_cam", self.led_on)
+            self.interface.attach_hook("picam", "post_cam", self.led_off)
+        elif "usbcam" in self.plugins:
+            self.interface.attach_hook("usbcam", "pre_cam", self.led_on)
+            self.interface.attach_hook("usbcam", "post_cam", self.led_off)
+        else:
+            raise ValueError("Need to either have picam or usbcam plugin loaded")
 
         self.interface.register_function(self.test)
 
diff --git a/shepherd/plugins/mothtrap.py b/shepherd/plugins/mothtrap.py
index 2e45e9a..ff405bc 100644
--- a/shepherd/plugins/mothtrap.py
+++ b/shepherd/plugins/mothtrap.py
@@ -37,9 +37,16 @@ class MothtrapPlugin(shepherd.plugin.Plugin):
 
         #print(F"Supplied min: {servo_min}, max: {servo_max}")
 
-        self.interface.attach_hook("usbcam", "pre_cam", self.led_on)
-        self.interface.attach_hook("usbcam", "post_cam", self.led_off)
-        self.interface.attach_hook("usbcam", "post_cam", self.run_servo)
+        if "picam" in self.plugins:
+            self.interface.attach_hook("picam", "pre_cam", self.led_on)
+            self.interface.attach_hook("picam", "post_cam", self.led_off)
+            self.interface.attach_hook("picam", "post_cam", self.run_servo)
+        elif "usbcam" in self.plugins:
+            self.interface.attach_hook("usbcam", "pre_cam", self.led_on)
+            self.interface.attach_hook("usbcam", "post_cam", self.led_off)
+            self.interface.attach_hook("usbcam", "post_cam", self.run_servo)
+        else:
+            raise ValueError("Need to either have picam or usbcam plugin loaded")
 
         self.interface.register_function(self.test)