diff --git a/src/commonMain/kotlin/moe/micha/deeplkt/Lang.kt b/src/commonMain/kotlin/moe/micha/deeplkt/Lang.kt
new file mode 100644
index 0000000..0b1e544
--- /dev/null
+++ b/src/commonMain/kotlin/moe/micha/deeplkt/Lang.kt
@@ -0,0 +1,6 @@
+package moe.micha.deeplkt
+
+interface Lang {
+    val name: String
+    val code: String
+}
diff --git a/src/commonMain/kotlin/moe/micha/deeplkt/SourceLang.kt b/src/commonMain/kotlin/moe/micha/deeplkt/SourceLang.kt
index 83afe5f..40adb46 100644
--- a/src/commonMain/kotlin/moe/micha/deeplkt/SourceLang.kt
+++ b/src/commonMain/kotlin/moe/micha/deeplkt/SourceLang.kt
@@ -9,8 +9,8 @@ import kotlinx.serialization.encoding.Encoder
 
 @Serializable(with = SourceLang.Serializer::class)
 enum class SourceLang(
-    val code: String,
-) {
+    override val code: String,
+) : Lang {
     Bulgarian("BG"),
     ChineseSimplified("ZH"),
     Czech("CS"),
diff --git a/src/commonMain/kotlin/moe/micha/deeplkt/TargetLang.kt b/src/commonMain/kotlin/moe/micha/deeplkt/TargetLang.kt
index 02ab280..b679885 100644
--- a/src/commonMain/kotlin/moe/micha/deeplkt/TargetLang.kt
+++ b/src/commonMain/kotlin/moe/micha/deeplkt/TargetLang.kt
@@ -9,8 +9,8 @@ import kotlinx.serialization.encoding.Encoder
 
 @Serializable(with = TargetLang.Serializer::class)
 enum class TargetLang(
-    val code: String,
-) {
+    override val code: String,
+) : Lang {
     AmericanEnglish("EN-US"),
     BrazilianPortuguese("PT-BR"),
     BritishEnglish("EN-GB"),