diff --git a/requirements.txt b/requirements.txt
index 7f937ff4..ea4566e9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,3 +4,4 @@ Flask==0.12.2
 simple_crypt==4.1.7
 urllib3==1.19.1
 sha3==0.2.1
+PySocks=1.6.8