diff --git a/.drone.yml b/.drone.yml
index daf1849..e17d39a 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -17,7 +17,7 @@ steps:
       branch:
         - master
   - name: rspec
-    image: guildeducation/rails:2.7.2-14.20.0
+    image: gitea.kosmos.org/kosmos/akkounts-ci:0.1.0
     environment:
       RAILS_ENV: test
       REDIS_URL: redis://redis:6379/0
diff --git a/ci/Dockerfile b/ci/Dockerfile
new file mode 100644
index 0000000..2393eb5
--- /dev/null
+++ b/ci/Dockerfile
@@ -0,0 +1,4 @@
+# syntax=docker/dockerfile:1
+FROM guildeducation/rails:2.7.2-14.20.0
+
+RUN apt-get update -qq && apt-get install -y --no-install-recommends ldap-utils libvips