diff --git a/Dockerfile b/Dockerfile
index 7ca611a..d730ff2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -19,6 +19,7 @@ WORKDIR /app
 COPY --from=build /app/dist ./dist
 COPY --from=build /app/node_modules ./node_modules
 COPY --from=build /app/package.json ./package.json
+COPY --from=build /app/.sern ./.sern
 RUN apk add --no-cache ffmpeg
 
 CMD ["node", "dist/index.js"]