diff --git a/service/maxmind/mmdb/mmdb.go b/service/maxmind/mmdb/mmdb.go
new file mode 100644
index 0000000..cbf65b6
--- /dev/null
+++ b/service/maxmind/mmdb/mmdb.go
@@ -0,0 +1,15 @@
+package mmdb
+
+type language string
+
+const (
+	LanguageRussian  = language("Russian")
+	LanguageEnglish  = language("English")
+	LanguageSpanish  = language("Spanish")
+	LanguageFrench   = language("French")
+	LanguageGerman   = language("German")
+	LanguageJapanese = language("Japanese")
+
+	LanguageBrazilianPortuguese = language("BrazilianPortuguese")
+	LanguageSimplifiedChinese   = language("SimplifiedChinese")
+)