diff --git a/Dockerfile b/Dockerfile
index 9a9d822..838670f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,7 @@
 FROM python:3
 
-RUN apt-get update && apt-get install -y \
-  docker \
-  && rm -rf /var/lib/apt/lists/*
+RUN curl -L https://github.com/hadolint/hadolint/releases/download/v2.10.0/hadolint-Linux-x86_64 > /usr/local/bin/hadolint \
+    && chmod +x /usr/local/bin/hadolint
 
 RUN pip install --no-cache-dir pre-commit docker-compose