diff --git a/.github/workflows/pylint.yml b/.github/workflows/pylint.yml
index 93604e8..4e1b6c5 100644
--- a/.github/workflows/pylint.yml
+++ b/.github/workflows/pylint.yml
@@ -1,9 +1,19 @@
-name: Pylint
+name: Linters
 
 on: [push]
 
 jobs:
-  build:
+
+  docker-lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: hadolint/hadolint-action@v2.1.0
+        with:
+          recursive: true
+          ignore: DL3041
+
+  python-lint:
     runs-on: ubuntu-latest
 
     strategy:
diff --git a/Dockerfile b/Dockerfile
index ad6742e..0ab5138 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,12 +2,12 @@ FROM fedora:36
 
 WORKDIR /root
 
-# for nvme-stas
-RUN dnf install -y python3-dasbus python3-pyudev python3-systemd python3-gobject meson
-# for libnvme
-RUN dnf install -y git gcc g++ cmake openssl-devel libuuid-devel json-c-devel swig python-devel meson
+# first line for nvme-stas
+# second line for libnvme
+RUN dnf install -y python3-dasbus python3-pyudev python3-systemd python3-gobject meson \
+                   git gcc g++ cmake openssl-devel libuuid-devel json-c-devel swig python-devel meson && dnf clean all
 
 COPY . .
-RUN meson .build && ninja -C .build && cd .build && meson install
+RUN meson .build && ninja -C .build && meson install -C .build
 
 ENTRYPOINT ["python3"]