diff --git a/esper-ota.bib b/esper-ota.bib
index d6c476c..2ce494c 100755
--- a/esper-ota.bib
+++ b/esper-ota.bib
@@ -76,6 +76,11 @@
 	note={{URL: }\url{https://git-scm.com}, 2017.05.22}
 )
 
+@MICS(sonoff,
+	author={{Sonoff}},
+	title={{ITEAD IoT System}},
+	note={{URL: }\url{http://sonoff.itead.cc/en}, 2017.05.22}
+)
 
 @article{Ruckebusch:2016vo,
 author = {Ruckebusch, Peter and De Poorter, Eli and Fortuna, Carolina and Moerman, Ingrid},