diff --git a/docs/readme.txt b/docs/readme.txt
index 21fec6f19..c46ede244 100644
--- a/docs/readme.txt
+++ b/docs/readme.txt
@@ -105,6 +105,7 @@ NVIDIA GPUs require "NVIDIA Driver" (440.64 or later) and "CUDA Toolkit" (9.0 or
 - sha256($salt.utf16le($pass))
 - sha256(md5($pass))
 - sha256(sha256($pass).$salt)
+- sha256($salt.sha256($pass))
 - sha256(sha256_bin($pass))
 - sha256(utf16le($pass).$salt)
 - sha512($pass.$salt)