diff --git a/requirements.txt b/requirements.txt
index d8803ff..72c8483 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,6 +4,6 @@ idna==2.8
 pyaes==1.6.1
 pyasn1==0.4.8
 requests==2.22.0
-rsa==4.0
+rsa==4.7
 Telethon==1.10.9
 urllib3==1.25.7