diff --git a/requirements.txt b/requirements.txt
index 943888287..f4141bf00 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ distro==1.4.0
 docx2txt==0.6
 EbookLib==0.15
 entrypoints==0.3
-idna==2.8
+idna==3.7
 ipykernel==5.1.0
 ipython==7.2.0
 ipython-genutils==0.2.0