diff --git a/Dockerfile b/Dockerfile
index 2a580d4..4351d63 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,6 +6,8 @@ COPY . .
 
 EXPOSE 3000
 
-RUN npm install -r package.json
+RUN apk update && apk add --no-cache openssl curl &&\
+    chmod +x index.js &&\
+    npm install
 
 CMD ["node", "index.js"]