diff --git a/cmd/server.go b/cmd/server.go
index 1e261f3..fac137d 100644
--- a/cmd/server.go
+++ b/cmd/server.go
@@ -2,6 +2,7 @@ package cmd
 
 import (
 	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
 
 	"github.com/averagemarcus/gopherss/internal/server"
 )
@@ -20,6 +21,7 @@ var serverCmd = &cobra.Command{
 
 func init() {
 	serverCmd.Flags().StringVarP(&port, "port", "p", "8080", "The port to run the web server on")
+	viper.BindPFlag("PORT", refreshCmd.Flags().Lookup("port"))
 
 	rootCmd.AddCommand(serverCmd)
 }