diff --git a/.github/workflows/build_image.yaml b/.github/workflows/build_image.yaml
index cf45c4e..ee22f4b 100644
--- a/.github/workflows/build_image.yaml
+++ b/.github/workflows/build_image.yaml
@@ -5,7 +5,7 @@ on:
 
 env:
   REGISTRY: ghcr.io
-  IMAGE_NAME: ubuntu
+  IMAGE_NAME: rstats-on-nix/rix
 
 jobs:
   build-and-push-image:
diff --git a/ubuntu/Dockerfile b/ubuntu/Dockerfile
index 31e846b..b736b22 100644
--- a/ubuntu/Dockerfile
+++ b/ubuntu/Dockerfile
@@ -17,4 +17,8 @@ RUN curl --proto '=https' --tlsv1.2 -sSf -L https://install.determinate.systems/
 # Adds Nix to the path, as described by the Determinate Systems installer's documentation
 ENV PATH="${PATH}:/nix/var/nix/profiles/default/bin"
 
-CMD ["/bin/sh"]
\ No newline at end of file
+RUN curl -O https://raw.githubusercontent.com/b-rodrigues/rix/master/inst/extdata/default.nix
+
+RUN nix-build
+
+CMD nix-shell
\ No newline at end of file