diff --git a/requirements.txt b/requirements.txt
index dc8d5c2..1a68b00 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
 napalm>=4.0.0
+napalm-device-types>=0.1.0
 netmiko>=4.0.0
 netaddr