diff --git a/Dockerfile b/Dockerfile
index 53c5cda..3c1742b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,12 +1,11 @@
-FROM python:slim
+FROM python:3-slim
 
 WORKDIR /app
 
-# Python library requirements
-COPY requirements.txt .
-RUN pip install -r requirements.txt
-
 # Bricktracker
 COPY . .
 
+# Python library requirements
+RUN pip --no-cache-dir install -r requirements.txt
+
 ENTRYPOINT ["./entrypoint.sh"]
diff --git a/requirements.txt b/requirements.txt
index c6ac3b2..b80bffd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,5 @@ flask-login
 gunicorn
 humanize
 jinja2
-pathlib
-plotly
 rebrick
 requests