diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ed788c9fe9..6ccaa1fd53 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -67,6 +67,11 @@ jobs:
           cp photon-lib/build/generated/vendordeps/photonlib-json-1.0.json vendor-json-repo/2025/photonlib-$(git describe --tags --match=v*).json
         name: Copy new JSON over
 
+      # Configure our SSH private key for pushing to the vendor repo
+      - uses: webfactory/ssh-agent@v0.9.0
+        with:
+            ssh-private-key: ${{ secrets.VENDOR_JSON_REPO_PUSH_KEY }}
+
       # apparently we have to push or gh pr create gets upset
       - name: Commit and push 
         run: |