diff --git a/Contributors.md b/Contributors.md
index e56b29c..2cfa981 100644
--- a/Contributors.md
+++ b/Contributors.md
@@ -12,6 +12,7 @@ These are the active contributors of this project that you may contact if there
 - [Neco777](https://github.com/neco777) : Active contributor
 - [Lauszus](https://github.com/lauszus) : Active contributor
 - [csBlueChip](https://github.com/csbluechip) : Active contributor, who contributed major and vital changes to the code base.
+- [Sebazzz](https://github.com/sebazz): Contributor
 
 Note: This list is being updated constantly so please let [z3t0](https://github.com/z3t0) know if you have been missed.
 
diff --git a/IRremote.h b/IRremote.h
index 86815b4..96d82ca 100644
--- a/IRremote.h
+++ b/IRremote.h
@@ -257,7 +257,7 @@ class IRsend
 		void  enableIROut 		(int khz) ;
 		void  mark        		(unsigned int usec) ;
 		void  space       		(unsigned int usec) ;
-		void  sendRaw     		(unsigned int buf[],  unsigned int len,  unsigned int hz) ;
+		void  sendRaw     		(const unsigned int buf[],  unsigned int len,  unsigned int hz) ;
 
 		//......................................................................
 #		if SEND_RC5
diff --git a/README.md b/README.md
index fe7fa25..40e5c45 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ This library enables you to send and receive using infra-red signals on an Ardui
 
 Check [here](http://z3t0.github.io/Arduino-IRremote/) for tutorials and more information.
 
-## Version - 2.01
+## Version - 2.03
 
 ## Installation
 1. Navigate to the [Releases](https://github.com/z3t0/Arduino-IRremote/releases) page.
diff --git a/changelog.md b/changelog.md
index d5f4cff..0ec8afe 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,5 @@
+## 2.0.3 - 2016/02/20
+- Change IRSend Raw parameter to const [PR](https://github.com/z3t0/Arduino-IRremote/pull/227)
 
 ## 2.0.2 - 2015/12/02
 - Added IRremoteInfo Sketch - [PR](https://github.com/z3t0/Arduino-IRremote/pull/241)
diff --git a/irSend.cpp b/irSend.cpp
index 1340e63..253c941 100644
--- a/irSend.cpp
+++ b/irSend.cpp
@@ -2,7 +2,7 @@
 #include "IRremoteInt.h"
 
 //+=============================================================================
-void  IRsend::sendRaw (unsigned int buf[],  unsigned int len,  unsigned int hz)
+void  IRsend::sendRaw (const unsigned int buf[],  unsigned int len,  unsigned int hz)
 {
 	// Set IR carrier frequency
 	enableIROut(hz);