diff --git a/README.md b/README.md
index 4788c75..fa0a49b 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,11 @@
 # servicepoint_binding_c
 
+[![Release](https://git.berlin.ccc.de/servicepoint/servicepoint_binding_c/badges/release.svg)](https://git.berlin.ccc.de/servicepoint/servicepoint_binding_c/releases)
 [![crates.io](https://img.shields.io/crates/v/servicepoint_binding_c.svg)](https://crates.io/crates/servicepoint)
 [![Crates.io Total Downloads](https://img.shields.io/crates/d/servicepoint_binding_c)](https://crates.io/crates/servicepoint)
 [![docs.rs](https://img.shields.io/docsrs/servicepoint_binding_c)](https://docs.rs/servicepoint/latest/servicepoint/)
 [![GPLv3 licensed](https://img.shields.io/crates/l/servicepoint_binding_c)](./LICENSE)
+[![CI](https://git.berlin.ccc.de/servicepoint/servicepoint_binding_c/badges/workflows/rust.yml/badge.svg)](https://git.berlin.ccc.de/servicepoint/servicepoint_binding_c)
 
 In [CCCB](https://berlin.ccc.de/), there is a big pixel matrix hanging on the wall.
 It is called  "Service Point Display" or "Airport Display".
@@ -12,7 +14,7 @@ This crate contains C bindings for the [servicepoint](https://git.berlin.ccc.de/
 
 ## Examples
 
-```c++
+```c
 #include <stdio.h>
 #include "servicepoint.h"