diff --git a/requirements.txt b/requirements.txt
index e570a51..b14c9bb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ cymem==2.0.3
 decorator==4.4.2
 fasttext==0.9.1
 Flask==1.1.2
-idna==2.9
+idna==3.7
 ipykernel==5.2.1
 ipython==7.14.0
 ipython-genutils==0.2.0