diff --git a/demos/graphql-demo/requirements-dev.txt b/demos/graphql-demo/requirements-dev.txt
index 8326e39ac..495477be7 100644
--- a/demos/graphql-demo/requirements-dev.txt
+++ b/demos/graphql-demo/requirements-dev.txt
@@ -5,7 +5,7 @@ aiodataloader==0.4.2
 faker==37.8.0
 trafaret_config==2.0.2
 graphene==2.1.9
-graphql-core==2.3.2
+graphql-core==3.2.6
 graphql-ws==0.4.4
 psycopg2-binary==2.9.10
 redis==6.4.0