--- engines/sci/detection_tables.h.orig	2010-11-18 03:24:25.000000000 +0100
+++ engines/sci/detection_tables.h	2010-11-18 03:30:43.000000000 +0100
@@ -984,6 +984,19 @@
 		AD_LISTEND},
 		Common::EN_ANY, Common::kPlatformAmiga, 0, GUIO_NOSPEECH	},
 
+	// King's Quest 4 - English Atari ST (double-sided diskettes)
+	// Game version 1.003.006
+	// SCI interpreter version 1.001.008
+	// Release date January 12, 1989
+	{"kq4sci", "", {
+		{"resource.map", 0, "8800cd62b1eee93752099986dc704a16", 7416},
+		{"resource.001", 0, "a3cdb4848fb859fdd302976fff56490f", 450790},
+		{"resource.002", 0, "a3cdb4848fb859fdd302976fff56490f", 535276},
+		{"resource.003", 0, "a3cdb4848fb859fdd302976fff56490f", 705074},
+		{"resource.004", 0, "a3cdb4848fb859fdd302976fff56490f", 478366},
+		AD_LISTEND},
+		Common::EN_ANY, Common::kPlatformAtariST, 0, GUIO_NOSPEECH	},
+
 	// King's Quest 4 - English DOS Non-Interactive Demo
 	// Executable scanning reports "0.000.494"
 	{"kq4sci", "Demo", {