diff --git a/storybook/.storybook/main.ts b/storybook/.storybook/main.ts
index e92340f8..c2670e0f 100644
--- a/storybook/.storybook/main.ts
+++ b/storybook/.storybook/main.ts
@@ -5,7 +5,7 @@ import { mergeConfig } from 'vite';
 /** @type { import('@storybook/html-vite').StorybookConfig } */
 const config: StorybookConfig = {
   stories: [
-    // TODO: remove this when every stories are migrated to `@osrd-project/stroybook/stories/`
+    // TODO: remove this when every stories are migrated to `@osrd-project/storybook/stories/`
     '../../**/src/**/*.stories.@(js|jsx|mjs|ts|tsx)',
     '../stories/**/*.stories.@(js|jsx|mjs|ts|tsx)',
   ],
diff --git a/storybook/stories/TrackOccupancyDiagram/TrackOccupancyDiagram.stories.tsx b/storybook/stories/TrackOccupancyDiagram/TrackOccupancyDiagram.stories.tsx
index d497e656..f11775fe 100755
--- a/storybook/stories/TrackOccupancyDiagram/TrackOccupancyDiagram.stories.tsx
+++ b/storybook/stories/TrackOccupancyDiagram/TrackOccupancyDiagram.stories.tsx
@@ -289,9 +289,14 @@ const meta: Meta<typeof TrackOccupancyDiagramStory> = {
   component: TrackOccupancyDiagramStory,
   decorators: [(Story) => <Story />],
   parameters: {
-    layout: 'centered',
     backgrounds: {
-      default: 'dark',
+      default: 'lightSand',
+      values: [
+        {
+          name: 'lightSand',
+          value: 'rgba(247, 246, 238, var(--tw-bg-opacity, 1))',
+        },
+      ],
     },
   },
   args: {
diff --git a/ui-speedspacechart/src/stories/SpeedSpaceChart.stories.tsx b/ui-speedspacechart/src/stories/SpeedSpaceChart.stories.tsx
index 0dc46ebd..aaa17790 100644
--- a/ui-speedspacechart/src/stories/SpeedSpaceChart.stories.tsx
+++ b/ui-speedspacechart/src/stories/SpeedSpaceChart.stories.tsx
@@ -50,12 +50,6 @@ const meta: Meta<typeof SpeedSpaceChart> = {
   title: 'SpeedSpaceChart/Rendering',
   component: SpeedSpaceChart,
   decorators: [(Story) => <Story />],
-  parameters: {
-    layout: 'centered',
-    backgrounds: {
-      default: 'dark',
-    },
-  },
   args: {
     width: 1440,
     height: 521.5,