diff --git a/Products/ZenModel/ZDeviceLoader.py b/Products/ZenModel/ZDeviceLoader.py
index 176f0682cf..8e590c73bb 100644
--- a/Products/ZenModel/ZDeviceLoader.py
+++ b/Products/ZenModel/ZDeviceLoader.py
@@ -239,7 +239,7 @@ def createDevice():
 
             # Now set the custom properties
             if cProperties is not None:
-                for prop, value in cProperties:
+                for prop, value in cProperties.items():
                     self.setCustomProperty(device, prop, value)
 
             return '/'.join(device.getPhysicalPath())