diff --git a/Dockerfile b/Dockerfile
index 9e1ab87..90439eb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,4 +6,5 @@ RUN go install github.com/esrrhs/pingtunnel
 
 FROM debian
 COPY --from=build-env /go/bin/pingtunnel .
+COPY GeoLite2-Country.mmdb .
 WORKDIR ./