diff --git a/Dockerfile b/Dockerfile
index 1a0980b..4c5a5ae 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,7 +14,7 @@ RUN npm run build
 
 FROM node:14-alpine as server
 WORKDIR /www
-COPY package.json package-lock.json ./
+COPY package.json package-lock.json next.config.js ./
 COPY --from=builder .next .next
 COPY --from=builder node_modules node_modules
 COPY --from=builder public public
diff --git a/Dockerfile.prod b/Dockerfile.prod
index 3cd9f5e..0953830 100644
--- a/Dockerfile.prod
+++ b/Dockerfile.prod
@@ -14,7 +14,7 @@ RUN npm run build
 
 FROM node:14-alpine as server
 WORKDIR /www
-COPY package.json package-lock.json ./
+COPY package.json package-lock.json next.config.js ./
 COPY --from=builder .next .next
 COPY --from=builder node_modules node_modules
 COPY --from=builder public public