diff --git a/Dockerfile b/Dockerfile
index 7a6f3aae1..66a64f1c5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,8 +1,15 @@
 FROM golang:1.25.7
 
 WORKDIR /app
+
+# Copy go.mod and go.sum first (better caching)
+COPY go.mod go.sum ./
+RUN go mod download
+
+# Copy the rest of the source code
 COPY . .
 
-RUN go build -tags netgo -ldflags "-s -w" -o app
+# Build the app (assuming main.go is in the root)
+RUN go build -tags netgo -ldflags "-s -w" -o app ./...
 
 CMD ["./app"]