diff --git a/app/requirements.txt b/app/requirements.txt
index 3178656..9f9dd13 100644
--- a/app/requirements.txt
+++ b/app/requirements.txt
@@ -10,7 +10,7 @@ google-auth-oauthlib==0.4.1
 google-pasta==0.2.0
 grpcio==1.27.2
 h5py==2.10.0
-idna==2.9
+idna==3.7
 Keras-Applications==1.0.8
 Keras-Preprocessing==1.1.0
 Markdown==3.2.1