diff --git a/readme.md b/readme.md
index 58039726..62b9512a 100644
--- a/readme.md
+++ b/readme.md
@@ -160,6 +160,7 @@ Each of the generator properties (like `name`, `address`, and `lorem`) are calle
     randomDigit             // 7
     randomDigitNotNull      // 5
     randomNumber($nbDigits = NULL) // 79907610
+    randomNumber($from, $to) // 39049
     randomFloat($nbMaxDecimals = NULL, $min = 0, $max = NULL) // 48.8932
     randomLetter            // 'b'
     randomElement($array = array ('a','b','c')) // 'b'