diff --git a/Dockerfile b/Dockerfile
index 26ab9fe..0072f4a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,18 +1,26 @@
+ARG name="email-collector"
+ARG repo="github.com/productionwentdown/${name}"
+
+
 FROM golang:1.10-alpine as go
 
-ARG repo=github.com/productionwentdown/email-collector
+ARG name
+ARG repo
 
 WORKDIR /go/src/${repo}
 COPY . .
 ENV CGO_ENABLED=0
 ENV GOOS=linux
 ENV GOARCH=amd64
-RUN go build -ldflags '-extldflags "-static"' -o email-collector
+RUN go build -ldflags '-extldflags "-static"' -o ${name}
 
 
-FROM scratch
+FROM alpine:3.7
+
+ARG name
+ARG repo
 
 EXPOSE 8080
-COPY --from=go /go/src/${repo}/email-collector email-collector
+COPY --from=go /go/src/${repo}/${name} /${name}
 
 ENTRYPOINT ["/email-collector"]
diff --git a/email-collector.go b/email-collector.go
index 50594c8..d870906 100644
--- a/email-collector.go
+++ b/email-collector.go
@@ -2,6 +2,7 @@ package main // import "github.com/productionwentdown/email-collector"
 
 import (
 	"encoding/csv"
+	"flag"
 	"log"
 	"net/http"
 	"os"
@@ -12,10 +13,18 @@ import (
 	"github.com/productionwentdown/email-collector/checkmail"
 )
 
+var filename string
+var listen string
+var redirect string
+
 func main() {
+	flag.StringVar(&filename, "file", "list.csv", "file to append records to")
+	flag.StringVar(&listen, "listen", ":8080", "address to listen to")
+	flag.StringVar(&redirect, "redirect", "/subscribed", "path to redirect to upon success")
+	flag.Parse()
 
 	csvMutex := &sync.Mutex{}
-	csvFile, err := os.OpenFile("list.csv", os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
+	csvFile, err := os.OpenFile(filename, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
 	defer csvFile.Close()
 	if err != nil {
 		log.Fatal(err)
@@ -49,10 +58,10 @@ func main() {
 		csvWriter.Write([]string{email, time.Now().String()})
 		csvWriter.Flush()
 		csvMutex.Unlock()
-		w.Header().Add("Location", "/subscribed")
+		w.Header().Add("Location", redirect)
 		w.WriteHeader(303)
 	})
 
-	log.Fatal(http.ListenAndServe(":8080", nil))
+	log.Fatal(http.ListenAndServe(listen, nil))
 
 }