diff --git a/packages/storybook/src/builders/build-storybook/build-storybook.impl.ts b/packages/storybook/src/builders/build-storybook/build-storybook.impl.ts
index 9b31a4d9b5e2f2..824239a7087f30 100644
--- a/packages/storybook/src/builders/build-storybook/build-storybook.impl.ts
+++ b/packages/storybook/src/builders/build-storybook/build-storybook.impl.ts
@@ -97,6 +97,7 @@ async function findOrCreateConfig(
   config: StorybookConfig,
   context: BuilderContext
 ): Promise<string> {
+  process.env.STORYBOOK_ANGULAR_PROJECT = context.target.project;
   if (config.configFolder && statSync(config.configFolder).isDirectory()) {
     return config.configFolder;
   } else if (
diff --git a/packages/storybook/src/builders/storybook/storybook.impl.ts b/packages/storybook/src/builders/storybook/storybook.impl.ts
index f588c8cb1e430e..a1ad31b000c26b 100644
--- a/packages/storybook/src/builders/storybook/storybook.impl.ts
+++ b/packages/storybook/src/builders/storybook/storybook.impl.ts
@@ -96,6 +96,7 @@ async function findOrCreateConfig(
   config: StorybookConfig,
   context: BuilderContext
 ): Promise<string> {
+  process.env.STORYBOOK_ANGULAR_PROJECT = context.target.project;
   const host = new NodeJsSyncHost();
   const sourceRoot = await getRoot(context, host);