diff --git a/src/burn/drv/dataeast/d_liberate.cpp b/src/burn/drv/dataeast/d_liberate.cpp
index 13e545d9f..9cd75ab15 100644
--- a/src/burn/drv/dataeast/d_liberate.cpp
+++ b/src/burn/drv/dataeast/d_liberate.cpp
@@ -148,7 +148,7 @@ STDDIPINFO(Liberate)
 static struct BurnDIPInfo BoomrangDIPList[]=
 {
 	{0x13, 0xff, 0xff, 0x0f, NULL										},
-	{0x14, 0xff, 0xff, 0x3f, NULL										},
+	{0x14, 0xff, 0xff, 0xbf, NULL										},
 
 	{0   , 0xfe, 0   ,    4, "Coin A"									},
 	{0x13, 0x01, 0x03, 0x00, "2 Coins 1 Credits"						},
@@ -187,6 +187,14 @@ static struct BurnDIPInfo BoomrangDIPList[]=
 	{0x14, 0x01, 0x30, 0x20, "Normal"									},
 	{0x14, 0x01, 0x30, 0x10, "Hard"										},
 	{0x14, 0x01, 0x30, 0x00, "Hardest"									},
+
+	{0   , 0xfe, 0   ,    2, "Demo Sounds"								},
+	{0x14, 0x01, 0x40, 0x40, "Off"										},
+	{0x14, 0x01, 0x40, 0x00, "On"									    },
+
+	{0   , 0xfe, 0   ,    2, "Invincibility"							},
+	{0x14, 0x01, 0x80, 0x80, "Off"										},
+	{0x14, 0x01, 0x80, 0x00, "On"									    },
 };
 
 STDDIPINFO(Boomrang)
diff --git a/whatsnew.html b/whatsnew.html
index 0799f4663..d06592119 100644
--- a/whatsnew.html
+++ b/whatsnew.html
@@ -392,6 +392,8 @@
 <li>Added driver for Midway T Unit, working games: MK, MK2 [Barry, dink]</li>
 <li>Added driver for Incredible Technologies 32/16bit games [iq_132, dink]</li>
 <li>Added driver for Taito's Gunbuster [iq_132]</li>
+<li>Added driver for Taito's Ground Effects / Super Ground Effects [iq_132, dink]</li>
+<li>Added driver for Liberation, Boomer Rang'r and Kamikaze Cabbie by DataEast [iq_132]</li>
 </ul>
 <!-- new game additions to existing drivers -->
 <h4>New additions / updates to existing drivers</h4>