diff --git a/build.py b/build.py
index 47105cf..6bcb23c 100644
--- a/build.py
+++ b/build.py
@@ -1,32 +1,42 @@
 from os import listdir, remove
 
+
+
 # get last version of french file
 inp = sorted([f for f in listdir() if f.startswith('usinfr')])[-1]
-out = 'usinen' + inp[6:]
 
-# delete english layout
-for f in sorted([f for f in listdir() if f.startswith('usinen')]):
-	remove(f)
 
-lines = []
+def convert(code, name, localeid, localename):
+	out = 'usin' + code + inp[6:]
 	
-# copy file and add changes
-with open(inp,  encoding='utf8', mode='r') as finp:
-	with open(out,  encoding='utf8', mode='w') as fout:
-		for line in finp:
-			line = line.strip()
-			lines += [line]
-			if line.startswith('KBD'):
-				line = line[:4] + out[:8] + '\t"EN' + line[16:]
-			elif line.startswith('LOCALENAME'):
-				line = 'LOCALENAME\t"en-US"'
-			elif line.startswith('LOCALEID'):
-				line = 'LOCALEID\t"00000409"'
-			elif line.startswith('0409\tFrench'):
-				line = '0409\tEnglish (United States)'
+	# delete english layout
+	for f in sorted([f for f in listdir() if f.startswith('usin' + code)]):
+		remove(f)
+
+	lines = []
+
+	# copy file and add changes
+	with open(inp,  encoding='utf8', mode='r') as finp:
+		with open(out,  encoding='utf8', mode='w') as fout:
+			for line in finp:
+				line = line.strip()
+				lines += [line]
+				if line.startswith('KBD'):
+					line = line[:4] + out[:8] + '\t"EN' + line[16:]
+				elif line.startswith('LOCALENAME'):
+					line = 'LOCALENAME\t"' + localename + '"'
+				elif line.startswith('LOCALEID'):
+					line = 'LOCALEID\t"' + localeid + '"'
+				elif line.startswith('0409\tFrench'):
+					line = '0409\t' + name
+				fout.write(line+'\r\n')
+
+	# rewrite input with CRLF
+	with open(inp,  encoding='utf8', mode='w') as fout:
+		for line in lines:
 			fout.write(line+'\r\n')
 
-# rewrite input with CRLF
-with open(inp,  encoding='utf8', mode='w') as fout:
-	for line in lines:
-		fout.write(line+'\r\n')
+	    
+convert("us", "English (United States)", "00000409", "en-US")
+convert("gb", "English (United Kingdom)", "00000809", "en-GB")
+