diff --git a/examples/simple/schema.ts b/examples/simple/schema.ts
index a6e306e7..959484d3 100644
--- a/examples/simple/schema.ts
+++ b/examples/simple/schema.ts
@@ -12,7 +12,7 @@ export const Test = objectType({
     t.id('id');
     t.string('prop', {
       shield: ruleType({
-        resolve(root, args, ctx) {
+        resolve(_root, _args, _ctx) {
           return true;
         },
       }),