diff --git a/Cargo.toml b/Cargo.toml
index 1c26987..c70557a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,8 +1,8 @@
 [package]
 name = "avs_cli"
-description = "A Swiss AVS 13 generator and validator."
+description = "A Swiss OASI AHV AVS 13 generator and validator."
 license = "BSD-3-Clause"
-version = "0.1.1"
+version = "0.1.2"
 edition = "2021"
 publish = false
 
diff --git a/README.md b/README.md
index 3ffec83..6c428f7 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # avs_cli
-A Swiss AVS 13 generator and validator.
+A Swiss OASI AHV AVS 13 generator and validator.
 
-Command line app. to generate and validate a swiss navs13.
+Command line app. to generate and validate a swiss social number.
 This utility is for testing purposes, only the structure is validated which does not mean
 that the number is administratively valid.
 [navs13](https://www.zas.admin.ch/zas/fr/home/partenaires-et-institutions-/navs13.html)
@@ -22,6 +22,14 @@ cargo build release
 
 for binaries see release
 
+### cross compile
+
+[see](https://github.com/cross-rs/cross) 
+
+`cross build --release --target x86_64-pc-windows-gnu`
+
+`cross build --release --target aarch64-unknown-linux-gnu`
+
 ## Howto
 
 ```shell