diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..e51271b
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,5 @@
+FROM git.janishutz.com/registry/latex-format:latest
+
+WORKDIR /root
+
+ENTRYPOINT [ "/root/entrypoint.sh" ]
diff --git a/action.yml b/action.yml
index 614345d..1a328a0 100644
--- a/action.yml
+++ b/action.yml
@@ -6,7 +6,7 @@ inputs:
     description: Directory to format in
 runs:
   using: docker
-  image: git.janishutz.com/registry/latex-format:latest
+  image: git.janishutz.com/registry/latex-format
   args:
     - ${{ inputs.workdir }}
 branding: