diff --git a/requirements.txt b/requirements.txt
index 8ce32f10..b3df57ea 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,6 +4,7 @@ gevent>=20.9.0; python_version >= "3.7"
 msgpack>=0.4.4
 base58
 merkletools
+rsa
 PySocks>=1.6.8
 pyasn1
 websocket_client