diff --git a/zigpy_deconz/zigbee/application.py b/zigpy_deconz/zigbee/application.py
index e3b67c0..7165f7f 100644
--- a/zigpy_deconz/zigbee/application.py
+++ b/zigpy_deconz/zigbee/application.py
@@ -335,6 +335,7 @@ async def new(cls, application, ieee, nwk):
                 ep.in_clusters = from_ep.in_clusters
                 ep.out_clusters = from_ep.out_clusters
         else:
+            application.devices[ieee] = dev
             await dev._initialize()
 
         return dev