diff --git a/Dockerfile b/Dockerfile
index d8c2278..9595555 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,6 +2,9 @@ FROM python:3
 
 WORKDIR /app
 
+COPY requirements.txt ./
+RUN pip install --no-cache-dir -r requirements.txt
+
 copy . .
 
 CMD [ "python", "./render.py" ]
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..8786e3f
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1 @@
+yaml