diff --git a/docsite/src/components/PlaygroundInner.tsx b/docsite/src/components/PlaygroundInner.tsx
index 278090c0..3c85cdbc 100644
--- a/docsite/src/components/PlaygroundInner.tsx
+++ b/docsite/src/components/PlaygroundInner.tsx
@@ -24,6 +24,7 @@ const validator = createAjvValidator({
     onCreateAjv: (ajv) => {
             const a = new Ajv2020();
             a.addKeyword('deprecationMessage');
+            a.addKeyword('zockerId');
             f.default(a);
             return a;
     }
diff --git a/docsite/src/components/Schema/SchemaEditor.tsx b/docsite/src/components/Schema/SchemaEditor.tsx
index 527affc5..207a63a1 100644
--- a/docsite/src/components/Schema/SchemaEditor.tsx
+++ b/docsite/src/components/Schema/SchemaEditor.tsx
@@ -32,6 +32,7 @@ function SchemaEditorInner(props: SchemaEditorProps): JSX.Element {
             onCreateAjv: (ajv) => {
                 const a = new Ajv2020();
                 a.addKeyword('deprecationMessage');
+                a.addKeyword('zockerId');
                 f.default(a);
                 return a;
             }