diff --git a/htdocs/langs/fa_IR/main.lang b/htdocs/langs/fa_IR/main.lang
index e06cabfcf01..9cd002fb039 100644
--- a/htdocs/langs/fa_IR/main.lang
+++ b/htdocs/langs/fa_IR/main.lang
@@ -1,5 +1,5 @@
 # Dolibarr language file - Source file is en_US - main
-DIRECTION=چپ‌به‌راست
+DIRECTION=rtl
 # Note for Chinese:
 # msungstdlight or cid0ct are for traditional Chinese (traditional does not render with Ubuntu pdf reader)
 # stsongstdlight or cid0cs are for simplified Chinese