diff --git a/.drone.yml b/.drone.yml
index 7e3a505..0536eed 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -8,21 +8,19 @@ steps:
      - rustup component add rustfmt
      - cargo fmt --all -- --check
  - name: test
-   image: ubuntu:focal
+   image: shimun/fido2luks@sha256:c1c9b0fb36f24555bc575dd6f643efd3a83f9db25a7ed88af3e22eacf44a89b8
    environment:
     DEBIAN_FRONTEND: noninteractive
    commands:
-    - apt update && apt install -y cargo libkeyutils-dev libclang-dev clang pkg-config libcryptsetup-dev 
     - cargo test --locked
  - name: publish
-   image: ubuntu:focal
+   image: shimun/fido2luks@sha256:c1c9b0fb36f24555bc575dd6f643efd3a83f9db25a7ed88af3e22eacf44a89b8
    environment:
     DEBIAN_FRONTEND: noninteractive
     CARGO_REGISTRY_TOKEN:
      from_secret: cargo_tkn
    commands:
     - grep -E 'version ?= ?"${DRONE_TAG}"' -i Cargo.toml || (printf "incorrect crate/tag version" && exit 1)
-    - apt update && apt install -y cargo libkeyutils-dev libclang-dev clang pkg-config libcryptsetup-dev 
     - cargo package --all-features
     - cargo publish --all-features
    when: