diff --git a/requirements.txt b/requirements.txt
index 17447fdf..8f1eea95 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,3 @@
 pyaes==1.6.1
 pysocks==1.6.8
+typing==3.6.6
\ No newline at end of file