diff --git a/src/factorio_server.go b/src/factorio_server.go
index 94ad6b6..e228b9b 100644
--- a/src/factorio_server.go
+++ b/src/factorio_server.go
@@ -264,7 +264,7 @@ func (f *FactorioServer) parseRunningCommand(std io.ReadCloser) (err error) {
 }
 
 func (f *FactorioServer) writeLog(logline string) error {
-	logfileName := config.FactorioDir + "factorio-server-console.log"
+	logfileName := filepath.Join(config.FactorioDir, "factorio-server-console.log")
 	file, err := os.OpenFile(logfileName, os.O_APPEND|os.O_WRONLY|os.O_CREATE, 0644)
 	if err != nil {
 		log.Printf("Cannot open logfile for appending Factorio Server output: %s", err)
diff --git a/src/wsroutes.go b/src/wsroutes.go
index 8fea9cd..6c06cdb 100644
--- a/src/wsroutes.go
+++ b/src/wsroutes.go
@@ -2,13 +2,14 @@ package main
 
 import (
 	"log"
+	"path/filepath"
 
 	"github.com/hpcloud/tail"
 )
 
 func logSubscribe(client *Client, data interface{}) {
 	go func() {
-		logfile := config.FactorioDir + "factorio-server-console.log"
+		logfile := filepath.Join(config.FactorioDir, "factorio-server-console.log")
 		t, err := tail.TailFile(logfile, tail.Config{Follow: true})
 		if err != nil {
 			log.Printf("Error subscribing to tail log %s", err)