diff --git a/archinstall/lib/locale_helpers.py b/archinstall/lib/locale_helpers.py
index 83df7f14bf..53912025d4 100644
--- a/archinstall/lib/locale_helpers.py
+++ b/archinstall/lib/locale_helpers.py
@@ -186,6 +186,7 @@ def uncomment(self) -> bool:
 			return False
 
 		index = 0
+		locales = self.locales.copy()
 
 		# Comment all uncommented entries.
 		for index, entry in enumerate(contents):
@@ -204,8 +205,13 @@ def uncomment(self) -> bool:
 
 				if locale == Locale(*uncommented_entry.strip().split()):
 					contents[index] = uncommented_entry
+					locales.remove(locale)
 					break
 
+		# Append locales that are supported but did not match entries.
+		for locale in locales:
+			contents.append(f'{locale.name} {locale.encoding}\n')
+
 		# Open the file again in write mode, to replace the contents.
 		try:
 			with open(self.locale_gen, 'w') as fh:
@@ -391,25 +397,16 @@ def run(self) -> bool:
 
 def list_locales(target: str = '') -> List[str]:
 	supported = f'{target}/usr/share/i18n/SUPPORTED'
-	locales = []
 
 	try:
 		with open(supported, 'r') as fh:
-			entries = fh.readlines()
+			locales = fh.readlines()
 	except FileNotFoundError:
 		log(f"Supported locale file not found: '{supported}'", fg="red", level=logging.ERROR)
-	else:
-		# Remove lines that do not contain locales.
-		for index, line in enumerate(entries):
-			if line == 'SUPPORTED-LOCALES=\\\n':
-				entries = entries[index + 1:]
-				break
-
-		# Remove C.UTF-8 since it is provided by the glibc package.
-		entries.remove('C.UTF-8/UTF-8 \\\n')
+		return None
 
-		for entry in entries:
-			locales.append(entry[:-3].replace('/', ' '))
+	# Remove C.UTF-8 since it is provided by the glibc package.
+	locales.remove('C.UTF-8 UTF-8\n')
 
 	return locales