diff --git a/requirements.txt b/requirements.txt
index cb49220..1f3f1e1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 autopep8==1.4.4
 certifi==2019.9.11
 chardet==3.0.4
-idna==2.8
+idna==2.9
 markovify==0.7.2
 oauthlib==3.1.0
 pycodestyle==2.5.0