diff --git a/docker_nix/action.yml b/docker_nix/action.yml
new file mode 100644
index 0000000..5a6277e
--- /dev/null
+++ b/docker_nix/action.yml
@@ -0,0 +1,11 @@
+name: 'Get image ready to run nix jobs'
+description: 'Update apt repositories and installing sudo'
+runs:
+  using: 'composite'
+  steps:
+    - name: 'Get image ready to run nix jobs'
+      shell: bash
+      run: |
+        apt update
+        apt upgrade
+        apt install sudo
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