diff --git a/Dockerfile b/Dockerfile
index 07f5f11..b0a73ac 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -25,7 +25,7 @@ COPY --from=builder /app/public ./public
 COPY --from=builder /app/.next ./.next
 COPY --from=builder /app/node_modules ./node_modules
 COPY --from=builder /app/package.json ./package.json
-COPY --from=builder /app/next.config.js ./next.config.js
+COPY --from=builder /app/next.config.mjs ./next.config.mjs
 COPY --from=builder /app/src ./app
 
 EXPOSE 3000