diff --git a/requirements.txt b/requirements.txt
index 521f67d3..e9e42123 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,6 @@ twisted>=17.1.0
 cryptography>=0.9.1
 configparser
 pyopenssl
-gmpy2
 pyparsing
 packaging
 appdirs>=1.4.0