diff --git a/requirements.txt b/requirements.txt
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,6 @@
 Pillow==4.0.0
 Twisted==19.2.0
+autobahn==19.5.1
 coloredlogs==6.0
 colormath==3.0.0
 freezegun==0.3.8