diff --git a/Dockerfile b/Dockerfile
index 01f74fe..998ac05 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -39,7 +39,8 @@ RUN mkdir workspace
 
 USER root
 
-RUN python utilities/install.py --npm-skip
+RUN --mount=type=cache,target=/root/.cache python -m pip install --upgrade pip &&\
+    python utilities/install.py --npm-skip
 
 
 RUN rm -rf /var/lib/apt/lists