diff --git a/main.go b/main.go
index 21e8fad..40d7bd7 100644
--- a/main.go
+++ b/main.go
@@ -107,7 +107,13 @@ func main() {
 func getLang(c *gin.Context) string {
 	session := sessions.Default(c)
 
-	lang := session.Get("lang").(string)
+	lang := session.Get("lang")
+	if lang == nil {
+		lang = ""
+	} else {
+		lang = lang.(string)
+	}
+
 	pLang, hasParam := c.Params.Get("lang")
 	if hasParam && pLang != lang {
 		lang = pLang
@@ -121,7 +127,7 @@ func getLang(c *gin.Context) string {
 		session.Save()
 	}
 
-	return lang
+	return lang.(string)
 }
 
 func getGameFlow(c *gin.Context) (string, int) {