diff --git a/packages/docusaurus/src/webpack/client.ts b/packages/docusaurus/src/webpack/client.ts
index 0b9987f460..6a2e808990 100644
--- a/packages/docusaurus/src/webpack/client.ts
+++ b/packages/docusaurus/src/webpack/client.ts
@@ -51,7 +51,7 @@ async function createBaseClientConfig({
         name: 'Client',
       }),
       await createStaticDirectoriesCopyPlugin({props}),
-    ],
+    ].filter(Boolean),
   });
 }