diff --git a/code/core/src/telemetry/storybook-metadata.ts b/code/core/src/telemetry/storybook-metadata.ts
index 94426b0ad638..3d3d9c968dc6 100644
--- a/code/core/src/telemetry/storybook-metadata.ts
+++ b/code/core/src/telemetry/storybook-metadata.ts
@@ -222,6 +222,7 @@ export const computeStorybookMetadata = async ({
     storybookPackages,
     addons,
     hasStorybookEslint,
+    packageJsonType: packageJson.type ?? 'unknown',
   };
 };
 
diff --git a/code/core/src/telemetry/types.ts b/code/core/src/telemetry/types.ts
index d0bbcda24d19..8569b8bacbc4 100644
--- a/code/core/src/telemetry/types.ts
+++ b/code/core/src/telemetry/types.ts
@@ -78,6 +78,7 @@ export type StorybookMetadata = {
     packageName: string;
     version: string;
   };
+  packageJsonType?: 'unknown' | 'module' | 'commonjs';
   knownPackages?: KnownPackagesList;
   hasRouterPackage?: boolean;
   hasStorybookEslint?: boolean;