diff --git a/cmd/simple.go b/cmd/simple.go
index bba6d87..3fe7873 100644
--- a/cmd/simple.go
+++ b/cmd/simple.go
@@ -10,7 +10,10 @@ import (
 	"github.com/spf13/cobra"
 )
 
-var port = "31337"
+var (
+	ip   = "127.0.0.1"
+	port = "31337"
+)
 
 // simpleCmd represents the simple command
 var simpleCmd = &cobra.Command{
@@ -31,7 +34,7 @@ var simpleCmd = &cobra.Command{
 				w.WriteHeader(http.StatusForbidden)
 			}
 		}))
-		addr := fmt.Sprintf("127.0.0.1:%s", port)
+		addr := fmt.Sprintf("%s:%s", ip, port)
 		fmt.Println("Listening on addr:", addr)
 		return http.ListenAndServe(addr, r)
 	},
@@ -49,5 +52,6 @@ func init() {
 	// Cobra supports local flags which will only run when this command
 	// is called directly, e.g.:
 	// simpleCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
+	simpleCmd.Flags().StringVarP(&ip, "addr", "a", "127.0.0.1", "IP Address to listen on")
 	simpleCmd.Flags().StringVarP(&port, "port", "p", "31337", "Port to listen on")
 }