diff --git a/core/Version.h b/core/Version.h
index f314766..6883caf 100644
--- a/core/Version.h
+++ b/core/Version.h
@@ -16,14 +16,50 @@
  * modify it under the terms of the GNU General Public License
  * version 2 as published by the Free Software Foundation.
  */
-/***
- *  This file defines the Sensor library version number
- *  Normally, contributors should not modify this directly
- *  as it is managed by the MySensors Bot.
- */
+
+/**
+* @file Version.h
+*
+* @defgroup Versiongrp Version
+* @ingroup internals
+* @{
+*
+* This file defines the MySensors library version number
+* Please adjust for new releases.
+
+* These helper macros generate a numerical and alphanumerical (see http://www.semver.org) representation of the library version number, i.e
+*
+* | SemVer      | Numerical   | Comments
+* |-------------|-------------|------------------
+* | 2.1.0       | 0x020100FF  | final
+* | 2.1.1-beta  | 0x02010100  | first pre-release
+* | 2.1.1       | 0x020101FF  | final
+* | 2.2.0-beta  | 0x02020000  | first pre-release
+* | 2.2.0-rc.1  | 0x02020001  |
+* | 2.2.0-rc.2  | 0x02020002  |
+* | 2.2.0       | 0x020200FF  | final
+*/
+
 #ifndef Version_h
 #define Version_h
 
-#define MYSENSORS_LIBRARY_VERSION "2.2.0-beta"
+#define STR_HELPER(x) #x			//!< Helper macro, STR_HELPER()
+#define STR(x) STR_HELPER(x)	//!< Helper macro, STR()
 
+#define MYSENSORS_LIBRARY_VERSION_MAJOR							2							//!< Major release version
+#define MYSENSORS_LIBRARY_VERSION_MINOR							2							//!< Minor release version
+#define MYSENSORS_LIBRARY_VERSION_PATCH							0							//!< Patch version
+#define MYSENSORS_LIBRARY_VERSION_PRERELEASE				"beta"				//!< Pre-release suffix, i.e. alpha, beta, rc.1, etc
+#define MYSENSORS_LIBRARY_VERSION_PRERELEASE_NUMBER	0x00					//!< incremental counter, starting at 0x00. 0xFF for final release
+
+
+#if (MYSENSORS_LIBRARY_VERSION_PRERELEASE_NUMBER != 0xFF)
+#define MYSENSORS_LIBRARY_VERSION STR(MYSENSORS_LIBRARY_VERSION_MAJOR) "." STR(MYSENSORS_LIBRARY_VERSION_MINOR) "." STR(MYSENSORS_LIBRARY_VERSION_PATCH) "-" MYSENSORS_LIBRARY_VERSION_PRERELEASE	//!< pre-release versioning
+#else
+#define MYSENSORS_LIBRARY_VERSION STR(MYSENSORS_LIBRARY_VERSION_MAJOR) "." STR(MYSENSORS_LIBRARY_VERSION_MINOR) "." STR(MYSENSORS_LIBRARY_VERSION_PATCH) //!< final release versioning
 #endif
+
+#define MYSENSORS_LIBRARY_VERSION_INT (uint32_t)(MYSENSORS_LIBRARY_VERSION_MAJOR << 24 | MYSENSORS_LIBRARY_VERSION_MINOR << 16 | MYSENSORS_LIBRARY_VERSION_PATCH << 8 | MYSENSORS_LIBRARY_VERSION_PRERELEASE_NUMBER) //!< numerical versioning
+
+#endif // Version_h
+/** @}*/