diff --git a/README.md b/README.md
index 58ac66186e7c06da76b7f0185a3ca27845e7a81c..ff49ac7816702cff0e0633e938b5ec277cf5b94d 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 Mains objectives 
 =====================
 
- This repository contents telemetry description file  in kaitai Struct  format for different satellite using amateur frequencies
+ This repository contents telemetry description file  in kaitai Struct format for different satellite using amateur frequencies
  
  [Kaitai Site ](https://kaitai.io/)
  
@@ -21,4 +21,11 @@ The EntrySat project is a 3 units CubeSat developped by the ISAE-SUPAERO Space S
  * [Kaitai folder](https://code.electrolab.fr/xtof/telemetrydescription/tree/master/EntrySat)
  * [AMSATList EntrySat Description](http://amsat-f.org/AMSATLIST/SatellitePage/UK/0EntrySat.html) 
  
- 
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+ Cubesat Simulator 
+ -------------------
+
+ The cubesat simulator is a project from AMSAT-NA used for educational and demonstratio purpose 
+ This version of kaitai Struct is a fork of the original kaitai Struct  file for adressing java parsing issue. 
+ 
+ *[cubesat Simulator site](http://cubesatsim.org/)
+ * * [Kaitai folder](https://code.electrolab.fr/xtof/telemetrydescription/tree/master/Cubesat Simulator)
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