diff --git a/Dockerfile b/Dockerfile
index 18f28383..60477cfb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,5 +5,6 @@ WORKDIR /lilcity
 
 ADD requirements.txt /lilcity/
 RUN pip install -r requirements.txt
+RUN rm -rf /root/.cache/pip/wheels/*
 
 ADD . /lilcity/