diff --git a/examples/official-storybook/stories/core/decorators.stories.js b/examples/official-storybook/stories/core/decorators.stories.js
index 2edb62f9d66..314ac930838 100644
--- a/examples/official-storybook/stories/core/decorators.stories.js
+++ b/examples/official-storybook/stories/core/decorators.stories.js
@@ -27,13 +27,15 @@ export default {
 };
 
 export const all = () => <p>Story</p>;
-all.parameters = {
-  decorators: [
-    s => (
-      <>
-        <p>Local Decorator</p>
-        {s()}
-      </>
-    ),
-  ],
+all.story = {
+  parameters: {
+    decorators: [
+      s => (
+        <>
+          <p>Local Decorator</p>
+          {s()}
+        </>
+      ),
+    ],
+  },
 };
diff --git a/lib/ui/src/components/preview/iframe.stories.js b/lib/ui/src/components/preview/iframe.stories.js
index 74521a5131f..f7ae25fb02b 100644
--- a/lib/ui/src/components/preview/iframe.stories.js
+++ b/lib/ui/src/components/preview/iframe.stories.js
@@ -43,6 +43,8 @@ export const errorStory = () => (
 );
 // We need to disable this one in Chromatic because the screenshot includes the uploaded URL sadly:
 //   eg. https://www.chromaticqa.com/snapshot?appId=5a375b97f4b14f0020b0cda3&id=5c52edb4323f9000249aae72
-errorStory.parameters = {
-  chromatic: { disable: true },
+errorStory.story = {
+  parameters: {
+    chromatic: { disable: true },
+  },
 };