diff --git a/backend/Dockerfile b/backend/Dockerfile
index 70ed2d6..8dde52a 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -46,6 +46,9 @@ RUN --mount=type=cache,target=/go/pkg/mod \
 # ==================== Stage 2: Agent Builder ====================
 FROM golang:1.24-alpine AS agent-builder
 
+ARG VERSION
+ARG BUILD_TIME
+
 WORKDIR /agent
 
 ENV GOPROXY=https://goproxy.cn,direct