diff --git a/src/mame/drivers/multfish.c b/src/mame/drivers/multfish.c
index 556c6bc854d..edf79b0c949 100644
--- a/src/mame/drivers/multfish.c
+++ b/src/mame/drivers/multfish.c
@@ -32,7 +32,7 @@
 
 // revision information comes from dat files, not all of them can be tested
 //  for some only MD5 and CRC information is present
-#define ALL_REVISIONS 1
+#define ALL_REVISIONS 0
 
 #include "driver.h"
 #include "sound/ay8910.h"
diff --git a/src/mame/mamedriv.c b/src/mame/mamedriv.c
index 681ea036827..d9f30799cce 100644
--- a/src/mame/mamedriv.c
+++ b/src/mame/mamedriv.c
@@ -8936,21 +8936,21 @@ Other Sun games
 	/* Sanki Denshi Kogyo */
 	DRIVER( pachifev )	/* (c) 1983? */
 
-	/* Igro */
-	DRIVER( mfish )
+	/* Igrosoft - SHA1 information is not available for commented out sets, only MD5/CRC32 */
+	//DRIVER( mfish )
 	DRIVER( mfish_2 )
 	DRIVER( mfish_2a )
-	DRIVER( mfish_3 )
-	DRIVER( mfish_4 )
-	DRIVER( mfish_5 )
-	DRIVER( mfish_6 )
-	DRIVER( mfish_7 )
-	DRIVER( mfish_8 )
-	DRIVER( mfish_9 )
-	DRIVER( mfish_10 )
-	DRIVER( mfish_11 )
-	DRIVER( mfish_12 )
-	DRIVER( mfish_13 )
+	//DRIVER( mfish_3 )
+	//DRIVER( mfish_4 )
+	//DRIVER( mfish_5 )
+	//DRIVER( mfish_6 )
+	//DRIVER( mfish_7 )
+	//DRIVER( mfish_8 )
+	//DRIVER( mfish_9 )
+	//DRIVER( mfish_10 )
+	//DRIVER( mfish_11 )
+	//DRIVER( mfish_12 )
+	//DRIVER( mfish_13 )