diff --git a/.woodpecker/deploy.yaml b/.woodpecker/deploy.yaml
index b76785f..dfb6fef 100644
--- a/.woodpecker/deploy.yaml
+++ b/.woodpecker/deploy.yaml
@@ -10,6 +10,7 @@ steps:
   - name: Check Flake
     image: nixos/nix:latest
     pull: true
+    entrypoint: ["/bin/sh", "-c"]
     commands:
       - nix-channel --add https://nixos.org/channels/nixos-$${NIXOS_VERSION} nixos
       - nix-channel --update