diff --git a/.github/workflows/build_docs.yaml b/.github/workflows/build_docs.yaml
index 737d7a1..232ad4b 100644
--- a/.github/workflows/build_docs.yaml
+++ b/.github/workflows/build_docs.yaml
@@ -16,7 +16,7 @@ jobs:
         run: |
           nix-build -A sawtooth-haskell-protos-src
           # echo "::set-output name=result::$(realpath result)"
-          cp $(realpath result) sawtooth-haskell-protos-src
+          cp -r $(realpath result) sawtooth-haskell-protos-src
           tar cvzf sawtooth-haskell-protos-src.tar.gz sawtooth-haskell-protos-src
       - uses: actions/upload-artifact@v2
         with: