diff --git a/Dockerfile b/Dockerfile
index c5142f3..149ae08 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM golang:1.23-alpine AS build
 WORKDIR /app
 
-COPY go.mod ./
+COPY go.mod go.sum ./
 RUN go mod download
 
 COPY cmd ./cmd