diff --git a/docs/rh-log.txt b/docs/rh-log.txt
index f259191fe..f39208178 100644
--- a/docs/rh-log.txt
+++ b/docs/rh-log.txt
@@ -1,4 +1,6 @@
 December 23, 2007 (Changes by Graf Zahl)
+- Added Karate Chris's 'sv_degeneration' submission.
+- Fixed: 'Bot joined the team' message was passing an FString to Printf.
 - Backported GZDoom's true color font mappings for use with native textures
   when the time comes.
 - Added Karate Chris's 'sv_doubleammo' submission.
diff --git a/src/b_game.cpp b/src/b_game.cpp
index 8d1754279..f51c139e1 100644
--- a/src/b_game.cpp
+++ b/src/b_game.cpp
@@ -377,7 +377,7 @@ void DCajunMaster::DoAddBot (int bnum, char *info)
 		botingame[bnum] = true;
 
 		if (teamplay)
-			Printf ("%s joined the %s team\n", players[bnum].userinfo.netname, teams[players[bnum].userinfo.team].name);
+			Printf ("%s joined the %s team\n", players[bnum].userinfo.netname, teams[players[bnum].userinfo.team].name.GetChars ());
 		else
 			Printf ("%s joined the game\n", players[bnum].userinfo.netname);
 
diff --git a/src/d_main.cpp b/src/d_main.cpp
index 1656fcfeb..84f3d001a 100644
--- a/src/d_main.cpp
+++ b/src/d_main.cpp
@@ -389,6 +389,7 @@ CVAR (Flag, sv_nocrouch,		dmflags, DF_NO_CROUCH);
 CVAR (Int, dmflags2, 0, CVAR_SERVERINFO);
 CVAR (Flag, sv_weapondrop,		dmflags2, DF2_YES_WEAPONDROP);
 CVAR (Flag, sv_doubleammo,		dmflags2, DF2_YES_DOUBLEAMMO);
+CVAR (Flag, sv_degeneration,	dmflags2, DF2_YES_DEGENERATION);
 CVAR (Flag, sv_nobfgaim,		dmflags2, DF2_NO_FREEAIMBFG);
 CVAR (Flag, sv_respawnprotect,	dmflags2, DF2_YES_INVUL);
 CVAR (Flag, sv_barrelrespawn,	dmflags2, DF2_BARRELS_RESPAWN);
diff --git a/src/doomdef.h b/src/doomdef.h
index 5d6f548b7..b068d5d6b 100644
--- a/src/doomdef.h
+++ b/src/doomdef.h
@@ -249,7 +249,7 @@ enum
 	DF2_YES_DOUBLEAMMO		= 1 << 10,	// Doubles ammo like skill 1 and 5 do
 //#define DF2_NO_CLEARFRAGS		2048	// Don't clear frags after each level
 //#define DF2_FORCE_NORESPAWN	4096	// Player cannot respawn
-//#define DF2_YES_DEGENERATION	8192	// Quake-style degeneration
+	DF2_YES_DEGENERATION	= 1 << 13,	// Quake-style degeneration
 //#define DF2_YES_LOSEFRAG		16384	// Lose a frag when killed. More incentive to try to
 //										// not get yerself killed
 	DF2_NO_FREEAIMBFG		= 1 << 15,	// Don't allow BFG to be aimed at the ground
diff --git a/src/m_options.cpp b/src/m_options.cpp
index 01276c193..3096d053e 100644
--- a/src/m_options.cpp
+++ b/src/m_options.cpp
@@ -1019,6 +1019,7 @@ static menuitem_t DMFlagsItems[] = {
 	{ bitflag,	"Items respawn",		{&dmflags},		{0}, {0}, {0}, {(value_t *)DF_ITEMS_RESPAWN} },
 	{ bitflag,	"Big powerups respawn",	{&dmflags},		{0}, {0}, {0}, {(value_t *)DF_RESPAWN_SUPER} },
 	{ bitflag,	"Fast monsters",		{&dmflags},		{0}, {0}, {0}, {(value_t *)DF_FAST_MONSTERS} },
+	{ bitflag,	"Degeneration",			{&dmflags2},	{0}, {0}, {0}, {(value_t *)DF2_YES_DEGENERATION} },
 	{ bitflag,	"Allow jump",			{&dmflags},		{1}, {0}, {0}, {(value_t *)DF_NO_JUMP} },
 	{ bitflag,	"Allow crouch",			{&dmflags},		{1}, {0}, {0}, {(value_t *)DF_NO_CROUCH} },
 	{ bitflag,	"Allow freelook",		{&dmflags},		{1}, {0}, {0}, {(value_t *)DF_NO_FREELOOK} },
diff --git a/src/p_user.cpp b/src/p_user.cpp
index 2110d8de5..2a44ab091 100644
--- a/src/p_user.cpp
+++ b/src/p_user.cpp
@@ -2196,6 +2196,20 @@ void P_PlayerThink (player_t *player)
 			}
 		}
 
+		// Apply degeneration.
+		if (dmflags2 & DF2_YES_DEGENERATION)
+		{
+			if ((gametic % TICRATE) == 0 && player->health > deh.MaxHealth)
+			{
+				if (player->health - 5 < deh.MaxHealth)
+					player->health = deh.MaxHealth;
+				else
+					player->health--;
+
+				player->mo->health = player->health;
+			}
+		}
+
 		// Handle air supply
 		if (level.airsupply > 0)
 		{