diff --git a/build.py b/build.py
new file mode 100644
index 0000000..47105cf
--- /dev/null
+++ b/build.py
@@ -0,0 +1,32 @@
+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 = []
+	
+# 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)'
+			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')