diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 007224efc..9f9c4deb8 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -5,6 +5,7 @@ D1X-Rebirth Changelog
 main/multi.h, main/state.c: Reuse pre-defined player objects when loading coop savestate to revent messup when player amount or orders change in a certain way
 main/menu.c, main/playsave.c, main/playsave.h, main/weapon.c: Wrote seperate function for weapon autocycling that also cycles through non-autoselect weapons; Added option to not autoselect weapon when firing; On the way, smoothed the menu text in misc menu a bit
 net_udp.h: Reduced timeout from 10 to 5 seconds
+RELEASE-NOTES.txt, SConstruct, arch/carbon/conf.h, main/multi.h: Incremented version to 0.57.3; Added Release notes
 
 20120509
 --------
diff --git a/RELEASE-NOTES.txt b/RELEASE-NOTES.txt
index a1a899a0e..8a9d06da7 100644
--- a/RELEASE-NOTES.txt
+++ b/RELEASE-NOTES.txt
@@ -1,6 +1,21 @@
 RELEASE NOTES
 =============
 
+What's new in 0.57.3
+--------------------
+* Added extension-support for FLAC files to play via SDL_mixer
+* Vastly reduced delay during Multiplayer matches
+* Fixed double collision result when weapon collides with a wall
+* Fixed powerups getting lost in a long Multiplayer match
+* Fixed incorrect collision-detection when dealing with very large walls
+* Fixed briefing support for Destination Saturn and Shareware
+* Fixed possible issues when restoring Coop Savestates
+* Fixed randomness for smart blobs when picking targets in Multipalyer
+* Made homing projectiles a *bit* easier to dodge
+* Added possibility to disable weapon autoselection while firing
+* Added ability to manually cycle through whole weapon list, no matter if weapon is auto-selectable or not
+* Many other Bugfixes and code improvements
+
 What's new in 0.57.2
 --------------------
 * More Bugfixes
diff --git a/SConstruct b/SConstruct
index dc15b8be4..a5b5f4aa9 100644
--- a/SConstruct
+++ b/SConstruct
@@ -11,7 +11,7 @@ target = 'd1x-rebirth'
 # version number
 D1XMAJOR = 0
 D1XMINOR = 57
-D1XMICRO = 2
+D1XMICRO = 3
 VERSION_STRING = ' v' + str(D1XMAJOR) + '.' + str(D1XMINOR) + '.' + str(D1XMICRO)
 
 # installation path
diff --git a/arch/carbon/conf.h b/arch/carbon/conf.h
index e6ad2283c..fd1e34138 100644
--- a/arch/carbon/conf.h
+++ b/arch/carbon/conf.h
@@ -12,7 +12,7 @@
 #define D1XMINOR "57"
 
 /* d2x micro version */
-#define D1XMICRO "2"
+#define D1XMICRO "3"
 
 /* Define if you want to build the editor */
 /* #undef EDITOR */
diff --git a/main/multi.h b/main/multi.h
index 06e06b07d..56d79e6fe 100644
--- a/main/multi.h
+++ b/main/multi.h
@@ -64,15 +64,8 @@ COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION.  ALL RIGHTS RESERVED.
 extern int multi_protocol; // set and determinate used protocol
 #define MULTI_PROTO_UDP 1 // UDP protocol
 
-// What version of the multiplayer protocol is this?
-// NOTE!!! Increment each time something drastic changes in Multiplayer without the version number changes
-// Protocol versions:
-//   1 Descent Shareware
-//   2 Descent Registered/Commercial
-//   3 Descent II Shareware
-//   4 Descent II Commercial
-// > 4 DXX-Rebirth
-#define MULTI_PROTO_VERSION 15
+// What version of the multiplayer protocol is this? Increment each time something drastic changes in Multiplayer without the version number changes. Can be reset to 0 each time the version of the game changes
+#define MULTI_PROTO_VERSION 0
 // PROTOCOL VARIABLES AND DEFINES - END