diff --git a/giza/requirements.txt b/giza/requirements.txt
index 51052ec40..16eb7dd28 100644
--- a/giza/requirements.txt
+++ b/giza/requirements.txt
@@ -10,7 +10,7 @@ future==0.15.2
 github3.py==0.9.5
 giza==0.5.7a0
 hieroglyph==0.7.1
-idna==2.0
+idna==3.7
 ipaddress==1.0.16
 Jinja2==2.8
 jira==1.0.3