diff --git a/Dockerfile b/Dockerfile
index 3211704..f2e1b24 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,13 +1,8 @@
 FROM node:20
 
-WORKDIR /app
-
-COPY package.json yarn.lock ./
-RUN yarn install
-
-COPY . .
-
+# Installation des dépendances système nécessaires à sharp (et puppeteer)
 RUN apt-get update && apt-get install -y \
+  libvips-dev \
   libnss3 \
   libatk-bridge2.0-0 \
   libxss1 \
@@ -19,8 +14,15 @@ RUN apt-get update && apt-get install -y \
   libxdamage1 \
   libxrandr2 \
   xdg-utils \
-  libvips-dev \
-  --no-install-recommends && apt-get clean && rm -rf /var/lib/apt/lists/*
+  --no-install-recommends && \
+  apt-get clean && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /app
+
+COPY package.json yarn.lock ./
+RUN yarn install
+
+COPY . .
 
 EXPOSE 3001
 CMD ["yarn", "start"]