diff --git a/docs/rh-log.txt b/docs/rh-log.txt
index 352497f6e9..4659298707 100644
--- a/docs/rh-log.txt
+++ b/docs/rh-log.txt
@@ -1,4 +1,7 @@
-May 2, 2009  (Changes by Graf Zahl)
+May 3, 2009  (Changes by Graf Zahl)
+- Added more compatibility settings, submitted by Gez.
+
+May 2, 2009  (Changes by Graf Zahl)
 - Fixed: Doom's fullscreen HUD was limited to 6 keys.
 - Made 'next endgame' work again for cases where it is supposed to be
   the same as 'next endgame4'.
diff --git a/src/compatibility.cpp b/src/compatibility.cpp
index e44a672d81..ba817aaa60 100644
--- a/src/compatibility.cpp
+++ b/src/compatibility.cpp
@@ -98,6 +98,8 @@ static FCompatOption Options[] =
 	{ "sectorsounds",			COMPATF_SECTORSOUNDS, 0 },
 	{ "missileclip",			COMPATF_MISSILECLIP, 0 },
 	{ "crossdropoff",			COMPATF_CROSSDROPOFF, 0 },
+	{ "wallrun",				COMPATF_WALLRUN, 0 },		// [GZ] Added for CC MAP29
+	{ "anybossdeath",			COMPATF_ANYBOSSDEATH, 0},	// [GZ] Added for UAC_DEAD
 	{ NULL, 0, 0 }
 };
 
diff --git a/src/d_main.cpp b/src/d_main.cpp
index 25c0a8407d..8ff94da857 100644
--- a/src/d_main.cpp
+++ b/src/d_main.cpp
@@ -490,6 +490,7 @@ CVAR (Flag, compat_silentinstantfloors,compatflags, COMPATF_SILENT_INSTANT_FLOOR
 CVAR (Flag, compat_sectorsounds,compatflags, COMPATF_SECTORSOUNDS);
 CVAR (Flag, compat_missileclip,	compatflags, COMPATF_MISSILECLIP);
 CVAR (Flag, compat_crossdropoff,compatflags, COMPATF_CROSSDROPOFF);
+CVAR (Flag, compat_anybossdeath,compatflags, COMPATF_ANYBOSSDEATH);
 
 //==========================================================================
 //
diff --git a/src/doomdef.h b/src/doomdef.h
index 5b368884ec..008adee9ab 100644
--- a/src/doomdef.h
+++ b/src/doomdef.h
@@ -268,6 +268,7 @@ enum
 	COMPATF_SECTORSOUNDS	= 1 << 18,	// Sector sounds use original method for sound origin.
 	COMPATF_MISSILECLIP		= 1 << 19,	// Use original Doom heights for clipping against projectiles
 	COMPATF_CROSSDROPOFF	= 1 << 20,	// monsters can't be pushed over dropoffs
+	COMPATF_ANYBOSSDEATH	= 1 << 21,	// [GZ] Any monster which calls BOSSDEATH counts for level specials
 };
 
 // Emulate old bugs for select maps. These are not exposed by a cvar
diff --git a/src/m_options.cpp b/src/m_options.cpp
index 54ee7bd143..6e491b2c27 100644
--- a/src/m_options.cpp
+++ b/src/m_options.cpp
@@ -1127,6 +1127,7 @@ static menuitem_t CompatibilityItems[] = {
 	{ bitflag,	"Inst. moving floors are not silent",		{&compatflags}, {0}, {0}, {0}, {(value_t *)COMPATF_SILENT_INSTANT_FLOORS} },
 	{ bitflag,  "Sector sounds use center as source",		{&compatflags}, {0}, {0}, {0}, {(value_t *)COMPATF_SECTORSOUNDS} },
 	{ bitflag,  "Use Doom heights for missile clipping",	{&compatflags}, {0}, {0}, {0}, {(value_t *)COMPATF_MISSILECLIP} },
+	{ bitflag,  "Allow any bossdeath for level special",		{&compatflags}, {0}, {0}, {0}, {(value_t *)COMPATF_ANYBOSSDEATH} },
 	
 	{ discrete, "Interpolate monster movement",	{&nomonsterinterpolation},		{2.0}, {0.0},	{0.0}, {NoYes} },
 };
diff --git a/src/p_enemy.cpp b/src/p_enemy.cpp
index faccb34874..0da62486f0 100644
--- a/src/p_enemy.cpp
+++ b/src/p_enemy.cpp
@@ -2709,7 +2709,7 @@ DEFINE_ACTION_FUNCTION(AActor, A_BossDeath)
 						LEVEL_SORCERER2SPECIAL)) == 0)
 		return;
 
-	if (
+	if ((i_compatflags & COMPATF_ANYBOSSDEATH) || ( // [GZ] Added for UAC_DEAD
 		((level.flags & LEVEL_MAP07SPECIAL) && (type == NAME_Fatso || type == NAME_Arachnotron)) ||
 		((level.flags & LEVEL_BRUISERSPECIAL) && (type == NAME_BaronOfHell)) ||
 		((level.flags & LEVEL_CYBORGSPECIAL) && (type == NAME_Cyberdemon)) ||
@@ -2717,7 +2717,7 @@ DEFINE_ACTION_FUNCTION(AActor, A_BossDeath)
 		((level.flags & LEVEL_HEADSPECIAL) && (type == NAME_Ironlich)) ||
 		((level.flags & LEVEL_MINOTAURSPECIAL) && (type == NAME_Minotaur)) ||
 		((level.flags & LEVEL_SORCERER2SPECIAL) && (type == NAME_Sorcerer2))
-	   )
+	   ))
 		;
 	else
 		return;
diff --git a/wadsrc/static/compatibility.txt b/wadsrc/static/compatibility.txt
index 0601f7370a..e64828db68 100644
--- a/wadsrc/static/compatibility.txt
+++ b/wadsrc/static/compatibility.txt
@@ -56,7 +56,25 @@ F84AB4557464A383E93F37CD3A82AC48 // MM2 map03
 	spechitoverflow
 }
 
-96368EB950E33AF62EA6423434E3CEF7 // Hacx map17: There's some switches behind shootable covers in this level
+71C2E6D9CFA3D8750C6A9599FB2453BD // Hacx map03: There are some switches behind 
+96368EB950E33AF62EA6423434E3CEF7 // HacX map17: shootable covers in these levels
 {
 	useblocking
 }
+
+// Cosmetic, but that option was added just for this map so it'd be a shame not to use it
+6BC4D6B73165D8C86CF190D44C87EE70 // Suspended in Dusk map01
+{
+	sectorsounds
+}
+
+7F24BFC1791F0107CE8F30B7FD3D9802 // Community Chest map29
+{
+	wallrun
+}
+
+// Doomsday of UAC: both the barons and the cyberdemon need to activate sector tagged 666
+32FC3115A3162B623F0D0F4E7DEE6861 // e1m8
+{
+	anybossdeath
+}