diff --git a/.github/workflows/build-and-release.yml b/.github/workflows/build-and-release.yml
index 1fe43a5..772b928 100644
--- a/.github/workflows/build-and-release.yml
+++ b/.github/workflows/build-and-release.yml
@@ -133,6 +133,7 @@ jobs:
           cp README.md packages/safe-chain/
           cp LICENSE packages/safe-chain/
           cp -r docs packages/safe-chain/
+          cp npm-shrinkwrap.json packages/safe-chain/
 
       - name: Publish to npm
         run: |