diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e6e1554..c973550 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -54,6 +54,7 @@ jobs:
     -  name: CKAN build
        uses: docker/build-push-action@v2
        with:
+          context: ckan
           file: ckan/Dockerfile
           push: false
           tags: kowhai/ckan-docker-ckan:testing-only
diff --git a/ckan/Dockerfile b/ckan/Dockerfile
index eb25e1e..326f690 100644
--- a/ckan/Dockerfile
+++ b/ckan/Dockerfile
@@ -27,7 +27,7 @@ RUN if ! [ /usr/share/zoneinfo/${TZ} -ef /etc/localtime ]; then \
 # runtime mounted ones)
 # See https://github.com/okfn/docker-ckan#applying-patches
 
-ADD patches ${APP_DIR}/
+RUN cp -pr patches/ ${APP_DIR}/
 
 RUN for d in ${APP_DIR}/patches/*; do \
         if [ -d $d ]; then \