diff --git a/requirements.txt b/requirements.txt
index f02c10b..0a5ac28 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ chardet==3.0.4
 decorator==4.1.1
 enum34==1.1.6
 h5py==2.5.0
-idna==2.5
+idna==3.7
 ipython==7.16.3
 ipython-genutils==0.2.0
 numpy==1.22.0