diff --git a/src/preset.ts b/src/preset.ts
index 81393d3..43d3f47 100644
--- a/src/preset.ts
+++ b/src/preset.ts
@@ -42,3 +42,5 @@ export const experimental_indexers: StorybookConfig['experimental_indexers'] = (
 ) => {
   return [createIndexer(options.legacyTemplate ?? false), ...(indexers || [])];
 };
+
+export const optimizeViteDeps = ['@storybook/addon-svelte-csf'];