diff --git a/Dockerfile b/Dockerfile
index 22b2cd855eaff4b8b2ede4ea698762c6a4825516..36c429567e95dab105feb38c831f86462d968b62 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,7 @@ ENV PYTHONUNBUFFERED=1
 WORKDIR /steering
 COPY requirements.txt .
 
-RUN apt-get update && apt-get install -y libmagic1 curl
+RUN apt-get update && apt-get install -y libmagic1 curl graphviz
 
 RUN pip install --upgrade pip
 RUN pip install --no-cache-dir -r requirements.txt