diff --git a/Dockerfile b/Dockerfile
index f758324..ff32f8b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,11 +7,12 @@ WORKDIR /app
 COPY go.mod go.sum ./
 RUN go mod download && go mod verify
 ADD . /app
-RUN CGO_ENABLED=0 GOOS=linux go build -v -o server .
+RUN CGO_ENABLED=0 GOOS=linux go build -tags=jsoniter -v -o server .
 
 FROM alpine:latest AS production
 RUN mkdir /app
 WORKDIR /app
 COPY --from=builder /app/server .
 COPY settings.yaml .
+COPY regions.csv .
 CMD ["./main"]
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