diff --git a/Dockerfile b/Dockerfile
index c9c900242..e53b5b86b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,19 +1,14 @@
-# Build stage
 FROM golang:1.25.7 AS builder
 
 WORKDIR /app
-
-# Copy go.mod and go.sum first for dependency caching
-COPY go.mod go.sum ./
-RUN go mod download
-
-# Copy the rest of the source code
 COPY . .
 
-# Build the binary from cmd/picoclaw
+# Force Go proxy
+ENV GOPROXY=https://proxy.golang.org,direct
+
+RUN go mod tidy
 RUN go build -tags netgo -ldflags "-s -w" -o app ./cmd/picoclaw
 
-# Final stage: minimal runtime image
 FROM debian:bookworm-slim
 WORKDIR /app
 COPY --from=builder /app/app .