diff --git a/.github/workflows/contract.yml b/.github/workflows/contract.yml
index 9ebc1701..f9f0b17a 100644
--- a/.github/workflows/contract.yml
+++ b/.github/workflows/contract.yml
@@ -137,7 +137,7 @@ jobs:
         with:
           owner: AntelopeIO
           repo: cdt
-          target: 'v4'
+          target: 'v3.1.0'
           prereleases: false
           file: 'cdt_.*amd64.deb'
           token: ${{ secrets.GITHUB_TOKEN }}