diff --git a/main.go b/main.go
index 2a1529e..37be73d 100644
--- a/main.go
+++ b/main.go
@@ -1,6 +1,7 @@
 package main
 
 import (
+	"flag"
 	"fmt"
 	"io/ioutil"
 	"os"
@@ -9,8 +10,12 @@ import (
 	"strings"
 )
 
+var (
+	envFile = flag.String("env", "$HOME/.config/i3-wrapper/environment", "environment file with variable definitions")
+)
+
 func main() {
-	logFile, err := os.Create("/home/tordarus/.i3.log")
+	logFile, err := os.Create(filepath.Join(os.Getenv("HOME"), ".i3.log"))
 	if err != nil {
 		fmt.Fprintln(os.Stderr, err)
 	}
@@ -26,7 +31,7 @@ func main() {
 		cmd.Stderr = os.Stderr
 
 		cmd.Env = os.Environ()
-		if envData, err := ioutil.ReadFile(filepath.Join(os.Getenv("HOME"), ".config/i3wrapper/environment")); err == nil {
+		if envData, err := ioutil.ReadFile(os.ExpandEnv(*envFile)); err == nil {
 			cmd.Env = append(cmd.Env, strings.Split(string(envData), "\n")...)
 		} else {
 			fmt.Println(err)