diff --git a/requirements/constraints.txt b/requirements/constraints.txt
index 8c49381..ecaf924 100644
--- a/requirements/constraints.txt
+++ b/requirements/constraints.txt
@@ -10,7 +10,7 @@ cffi==1.12.3
 chardet==3.0.4
 colorama==0.3.9
 cryptography==2.6.1
-idna==2.7
+idna==2.10
 jsonschema==2.6.0
 multidict==4.5.2
 nodeenv==1.3.2