diff --git a/weed/Makefile b/weed/Makefile
index 0878edf90..38c0d9317 100644
--- a/weed/Makefile
+++ b/weed/Makefile
@@ -10,7 +10,7 @@ install:
 	go install -ldflags="-s -w"
 
 build_docker:
-	CGO_ENABLED=0 go build -ldflags="-s -w"
+	CGO_ENABLED=0 GOOS=linux go build -ldflags="-s -w"
 
 clean:
 	go clean $(SOURCE_DIR)