diff --git a/locale/id.js b/locale/id.js
new file mode 100644
index 0000000..1a74de8
--- /dev/null
+++ b/locale/id.js
@@ -0,0 +1,20 @@
+import en from './en.js'
+
+const unit = Object.create(en)
+
+unit.tahun = unit.thn = unit.th = en.y
+unit.bulan = unit.bln = en.mo
+unit.minggu = unit.mgg = en.w
+unit.hari = unit.hr = en.d
+unit.jam = unit.j = en.h
+unit.menit = unit.mnt = en.m
+unit.detik = unit.dtk = unit.det = en.s
+unit.milidetik = en.ms
+unit.mikrodetik = en.us
+unit.nanodetik = en.ns
+
+unit.group = '.'
+unit.decimal = ','
+unit.placeholder = ' _'
+
+export default unit
\ No newline at end of file