diff --git a/Sources/GenerationLibrary/Generation.swift b/Sources/GenerationLibrary/Generation.swift
index c2f6efb..c7ec4c2 100644
--- a/Sources/GenerationLibrary/Generation.swift
+++ b/Sources/GenerationLibrary/Generation.swift
@@ -224,7 +224,7 @@ public enum Generation {
     ) -> String {
         var result = "public func string(for language: String) -> String {\n"
         let languages = getLanguages(dictionary: dictionary)
-        for language in languages where language != defaultLanguage {
+        for language in languages.sorted().reversed() where language != defaultLanguage {
             result += indent("if language.hasPrefix(\"\(language)\") {", by: indentTwo)
             result += indent("\nreturn \(language)", by: indentThree)
             result += indent("\n} else", by: indentTwo)
diff --git a/Sources/Localized/System.swift b/Sources/Localized/System.swift
index d9dd576..0a72e83 100644
--- a/Sources/Localized/System.swift
+++ b/Sources/Localized/System.swift
@@ -21,8 +21,7 @@ public enum System {
             guard let lang = ProcessInfo.processInfo.environment["LANG"] else {
                 return "en"
             }
-            let components = lang.split(separator: "_")
-            systemLanguage = .init(components.first ?? "en")
+            systemLanguage = lang
             #endif
             #if os(macOS)
             systemLanguage = Locale.preferredLanguages.first
diff --git a/Tests/PluginTests/Localized.yml b/Tests/PluginTests/Localized.yml
index 4eafe72..7d4b005 100644
--- a/Tests/PluginTests/Localized.yml
+++ b/Tests/PluginTests/Localized.yml
@@ -4,6 +4,7 @@ hello(name):
     en: Hello, (name)!
     de: Hallo, (name)!
     fr: Salut, (name)!
+    pt_BR: Olá, (name)!
 
 house:
     en: House