diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..37f7f1e
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,11 @@
+FROM python:3.11-alpine
+
+WORKDIR /extract
+
+COPY . .
+
+RUN pip install -r requirements.txt
+
+WORKDIR /files
+
+ENTRYPOINT [ "python", "/extract/extract_otp_secret_keys.py" ]
diff --git a/README.md b/README.md
index e500dc6..604e626 100644
--- a/README.md
+++ b/README.md
@@ -118,6 +118,17 @@ Install [devbox](https://github.com/jetpack-io/devbox), which is a wrapper for n
 devbox shell
 ```
 
+### Docker
+
+Install [Docker](https://docs.docker.com/get-docker/).
+
+Build and run the app within the container:
+
+```bash
+docker build . -t extract_otp
+docker run --rm -v "$(pwd)":/files:ro extract_otp -p example_export.txt
+```
+
 ## Tests
 
 ### PyTest