diff --git a/packages/demo-api/tasks/exportBlocks/exportBlocks.js b/packages/demo-api/tasks/exportBlocks/exportBlocks.js
index 637f5a76876..e016e8852c3 100644
--- a/packages/demo-api/tasks/exportBlocks/exportBlocks.js
+++ b/packages/demo-api/tasks/exportBlocks/exportBlocks.js
@@ -36,7 +36,7 @@ export default async () => {
     await Promise.all(
         blocks.map(async data => {
             // Copy images.
-            const regex = /http:\/\/localhost.*\/files\/(.*?)"/gm;
+            const regex = /\/files\/(.*?)"/gm;
             const str = data.content;
             let m;