diff --git a/README.md b/README.md
index b6fae088..9e0d62d0 100644
--- a/README.md
+++ b/README.md
@@ -34,4 +34,7 @@ rebuild an images
 docker-compose up --build <service_name>
 ```
 
-
+to delete the buildkit cache
+```
+docker builder prune --filter type=exec.cachemount
+```
diff --git a/apps/data-seeding/docker/Dockerfile_ci b/apps/data-seeding/docker/Dockerfile_ci
deleted file mode 100644
index 8169b4db..00000000
--- a/apps/data-seeding/docker/Dockerfile_ci
+++ /dev/null
@@ -1,24 +0,0 @@
-# syntax = docker/dockerfile:1.2
-FROM registry.gitlab.com/grassrootseconomics/cic-base-images:python-3.8.6-dev-5ab8bf45
-
-WORKDIR /root
-
-RUN mkdir -vp /usr/local/etc/cic
-
-COPY package.json \
-     package-lock.json \
-     .
-
-RUN npm install
-
-COPY requirements.txt . 
-
-ARG EXTRA_INDEX_URL="https://pip.grassrootseconomics.net:8433"
-ARG GITLAB_PYTHON_REGISTRY="https://gitlab.com/api/v4/projects/27624814/packages/pypi/simple"
-RUN pip install \
-    --extra-index-url $GITLAB_PYTHON_REGISTRY \
-    --extra-index-url $EXTRA_INDEX_URL -r requirements.txt
-
-COPY . . 
-
-ENTRYPOINT [ ]