diff --git a/.github/workflows/preview.yml b/.github/workflows/preview.yml
index 8f9ca8aa..71c27f57 100644
--- a/.github/workflows/preview.yml
+++ b/.github/workflows/preview.yml
@@ -25,7 +25,7 @@ jobs:
         run: |
           cd /home/ubuntu
           [ -d barcode-reader-javascript-samples ] && rm -rf barcode-reader-javascript-samples
-          git clone --depth 1 -b demo https://github.com/Dynamsoft/barcode-reader-javascript-samples.git 
+          git clone --depth 1 -b preview https://github.com/Dynamsoft/barcode-reader-javascript-samples.git 
           
       - name: Sync files
         uses: SamKirkland/FTP-Deploy-Action@4.3.0