diff --git a/requirements.txt b/requirements.txt
index 14bf948..a9f6d77 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,4 +2,4 @@ cryptography==2.8
 ipdb==0.12.3
 ipython==7.11.1
 pytest==5.3.4
-typing==3.7.4.1
+typing==3.7.4.3