diff --git a/requirements.txt b/requirements.txt
index decbd52..30f598f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ flake8==3.8.4
 graphene==2.1.8
 graphql-core==2.3.2
 graphql-relay==2.0.1
-h11==0.11.0
+h11==0.12.0
 httptools==0.1.1
 idna==2.10
 iniconfig==1.1.1