diff --git a/demos/graphql-demo/requirements-dev.txt b/demos/graphql-demo/requirements-dev.txt
index 86fe16152..feb10dd1a 100644
--- a/demos/graphql-demo/requirements-dev.txt
+++ b/demos/graphql-demo/requirements-dev.txt
@@ -6,7 +6,7 @@ aiodataloader==0.4.0
 faker==18.4.0
 trafaret_config==2.0.2
 graphene==2.1.9
-graphql-core==2.3.2
+graphql-core==3.2.3
 graphql-ws==0.4.4
 psycopg2-binary==2.9.6
 redis==4.5.4