diff --git a/examples/demo/package.json b/examples/demo/package.json
index 84d8810..c750c75 100644
--- a/examples/demo/package.json
+++ b/examples/demo/package.json
@@ -9,7 +9,7 @@
         "@bootstrap-styled/ra-ui": "^1.0.19",
         "fakerest": "~2.1.0",
         "fetch-mock": "~6.3.0",
-        "json-graphql-server": "~2.1.1",
+        "json-graphql-server": "~2.2.0",
         "ra-data-fakerest": "^2.0.0",
         "ra-data-graphql-simple": "^2.0.0",
         "ra-data-simple-rest": "^2.0.0",