diff --git a/Dockerfile b/Dockerfile
index 569252b7..5ac78235 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,16 +2,19 @@ FROM node:18-slim
 
 WORKDIR /src
 
-RUN \
-    DEBIAN_FRONTEND=noninteractive apt update && \
-    apt install -y --no-install-recommends build-essential python3-pip
-
-COPY package.json .
-
 # https://mediasoup.org/documentation/v3/mediasoup/installation/
 ENV MEDIASOUP_SKIP_WORKER_PREBUILT_DOWNLOAD="true"
 
-RUN npm install
+COPY package.json .
+
+RUN \
+    DEBIAN_FRONTEND=noninteractive apt update && \
+    apt install -y --no-install-recommends build-essential python3-pip && \
+    npm install && \
+    apt-get -y purge --auto-remove build-essential python3-pip && \
+    apt-get install -y --no-install-recommends python3 && \
+    npm cache clean --force && \
+    rm -rf /tmp/* /var/lib/apt/lists/* /var/tmp/* /usr/share/doc/*
 
 COPY app app
 COPY public public