diff --git a/Dockerfile b/Dockerfile
index 769265e..1fa0a5b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@ FROM node:8-alpine
 RUN apk add --no-cache libc6-compat
 RUN apk add --no-cache git
 WORKDIR /app
-COPY package.json package-lock.json /app
+COPY package.json package-lock.json /app/
 RUN npm install
 COPY . /app
 CMD npm run watch