diff --git a/.github/workflows/bundlers.yml b/.github/workflows/bundlers.yml
index 3ba0c96c4..fbba6a4f5 100644
--- a/.github/workflows/bundlers.yml
+++ b/.github/workflows/bundlers.yml
@@ -75,7 +75,7 @@ jobs:
           rm -rf /tmp/uppy-debug
           mkdir -p /tmp/uppy-debug
           tar -xzf /tmp/artifacts/uppy-${{ github.sha }}.tgz --strip-components 1 -C /tmp/uppy-debug
-          node -e 'const pkg=require("/tmp/uppy-debug/package.json");const fields=["dependencies","peerDependencies","optionalDependencies","devDependencies"];let found=false;for(const f of fields){if(!pkg[f])continue;for(const [k,v] of Object.entries(pkg[f])){if(String(v).startsWith("workspace:")){console.log(`${f}: ${k}=${v}`);found=true;}}}if(!found)console.log("No workspace:* entries in packaged uppy package.json");'
+          node -e 'const pkg=require("/tmp/uppy-debug/package.json");const fields=["dependencies","peerDependencies","optionalDependencies","devDependencies"];let found=false;for(const f of fields){if(!pkg[f])continue;for(const [k,v] of Object.entries(pkg[f])){if(String(v).startsWith("workspace:")){console.log(`${f}: ${k}=${v}`);found=true;}}}if(found){process.exit(1)}else{console.log("No workspace:* entries in packaged uppy package.json")}'
       - name: Upload artifact
         if: success()
         uses: actions/upload-artifact@v6