diff --git a/dockerfile b/dockerfile
index 25e9f42..73b0dd8 100644
--- a/dockerfile
+++ b/dockerfile
@@ -15,6 +15,7 @@ RUN apt-get install -y wget curl
 RUN wget https://golang.org/dl/go1.20.2.linux-amd64.tar.gz
 RUN tar -C /usr/local -xzf go1.20.2.linux-amd64.tar.gz
 ENV PATH=$PATH:/usr/local/go/bin
+RUN rm go1.20.2.linux-amd64.tar.gz
 
 # install nodejs 18.16.0
 RUN curl -fsSL https://deb.nodesource.com/setup_18.x | bash -
@@ -34,6 +35,11 @@ RUN npm run client-build
 RUN chmod +x build.sh
 RUN ./build.sh
 
+# clean up
+RUN apt-get remove -y wget curl nodejs
+RUN apt-get autoremove -y
+RUN rm -rf node_modules
+
 WORKDIR /app/build
 
 CMD ["./cosmos"]