diff --git a/Dockerfile b/Dockerfile
index c19d55c..34fd038 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,7 +7,7 @@ RUN go get -d -v ./...
 
 ARG TAG
 RUN CGO_ENABLED=0 go build -a \
-    -ldflags '-s -w -extldflags "-static" -X "github.com/flant/k8s-image-availability-exporter/pkg/version.Version=$TAG"' \
+    -ldflags "-s -w -extldflags '-static' -X github.com/flant/k8s-image-availability-exporter/pkg/version.Version=${TAG}" \
     -o /go/bin/k8s-image-availability-exporter main.go
 
 FROM gcr.io/distroless/static-debian11