diff --git a/Makefile b/Makefile
index 1222dea..c6e4939 100644
--- a/Makefile
+++ b/Makefile
@@ -39,7 +39,7 @@ USE_VULKAN_API   = 1
 USE_RENDERER_DLOPEN = 0
 
 # valid options: opengl, vulkan, opengl2
-RENDERER_DEFAULT = vulkan
+RENDERER_DEFAULT = opengl
 
 CNAME            = qsand_$(RENDERER_DEFAULT)
 DNAME            = qsand_server
diff --git a/code/qcommon/common.c b/code/qcommon/common.c
index bb0f48a..742f3f8 100644
--- a/code/qcommon/common.c
+++ b/code/qcommon/common.c
@@ -38,13 +38,7 @@ const int demo_protocols[] = { 66, 67, OLD_PROTOCOL_VERSION, NEW_PROTOCOL_VERSIO
 
 #define USE_MULTI_SEGMENT // allocate additional zone segments on demand
 
-#ifdef DEDICATED	//1023 for 32bit - 2047 for 64bit
-#define MIN_COMHUNKMEGS		2047
-#define DEF_COMHUNKMEGS		2047
-#else
-#define MIN_COMHUNKMEGS		2047
-#define DEF_COMHUNKMEGS		2047
-#endif
+#define MIN_COMHUNKMEGS		2047	//1023 for 32bit - 2047 for 64bit
 
 #ifdef USE_MULTI_SEGMENT
 #define DEF_COMZONEMEGS		128
@@ -52,6 +46,8 @@ const int demo_protocols[] = { 66, 67, OLD_PROTOCOL_VERSION, NEW_PROTOCOL_VERSIO
 #define DEF_COMZONEMEGS		128
 #endif
 
+#define DEF_COMHUNKMEGS		1023	//NOT CHANGE!!!
+
 static jmp_buf abortframe;	// an ERR_DROP occurred, exit the entire frame
 
 int		CPU_Flags = 0;
@@ -2201,7 +2197,7 @@ static void Com_InitHunkMemory( void ) {
 	Cvar_CheckRange( cv, XSTRING( MIN_COMHUNKMEGS ), NULL, CV_INTEGER );
 	Cvar_SetDescription( cv, "The size of the hunk memory segment." );
 
-	s_hunkTotal = cv->integer * 1024 * 1024;
+	s_hunkTotal = MIN_COMHUNKMEGS * 1024 * 1024;
 
 	s_hunkData = calloc( s_hunkTotal + 63, 1 );
 	if ( !s_hunkData ) {
diff --git a/code/qcommon/q_shared.h b/code/qcommon/q_shared.h
index 576de9a..c30fd69 100644
--- a/code/qcommon/q_shared.h
+++ b/code/qcommon/q_shared.h
@@ -26,7 +26,7 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 // q_shared.h -- included first by ALL program modules.
 // A user mod should never modify this file
 
-#define Q3_VERSION            "MiTech 2.3"
+#define Q3_VERSION            "MiTech 3.2"
 #ifndef SVN_VERSION
   #define SVN_VERSION Q3_VERSION
 #endif
@@ -36,18 +36,18 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
 //#define DEFAULT_GAME			"edawn"
 
-#define BASEGAME				"MiLab"
-#define BASEDEMO				"MiLabT"
-#define BASETA					"MiLabC"
-#define STEAMPATH_NAME			"MiTech"
+#define BASEGAME				"milab"
+#define BASEDEMO				"milabt"
+#define BASETA					"milabc"
+#define STEAMPATH_NAME			"mitech"
 #define STEAMPATH_APPID			"2207"
 #define	STANDALONE				1
 
 #define MAX_TEAMNAME            32
 #define MAX_MASTER_SERVERS      5	// number of supported master servers
 
-#define GAMENAME_FOR_MASTER		"MiTech"
-#define HEARTBEAT_FOR_MASTER	"MiTech"
+#define GAMENAME_FOR_MASTER		"mitech"
+#define HEARTBEAT_FOR_MASTER	"mitech"
 
 #define DEMOEXT	"dm_"			// standard demo extension
 
diff --git a/code/unix/quake3.png b/code/unix/quake3.png
index 082b68e..7e86e7c 100644
Binary files a/code/unix/quake3.png and b/code/unix/quake3.png differ
diff --git a/code/unix/unix_shared.c b/code/unix/unix_shared.c
index bbacd22..aa24abc 100644
--- a/code/unix/unix_shared.c
+++ b/code/unix/unix_shared.c
@@ -71,6 +71,15 @@ int Sys_Milliseconds( void )
 	return curtime;
 }
 
+/*
+ = *=============
+ Sys_Cmd
+ ==============
+ */
+void Sys_Cmd( const char *command )
+{
+	system(va("%s", command));
+}
 
 char *strlwr( char *s ) {
   if ( s==NULL ) { // bk001204 - paranoia