diff --git a/requirements.txt b/requirements.txt
index 601bffff17a7b4633042586ed5a7ee28c44a94c0..e5b620da0b8869d61f13020f1a6f390708d9ad7d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,4 +3,5 @@ requests
 psutil
 pexpect
 humanfriendly
-tenacity
\ No newline at end of file
+tenacity
+tornado
\ No newline at end of file