diff --git a/hash/mz2500.xml b/hash/mz2500.xml
index 5fb2f41d1e7..76a213824ce 100644
--- a/hash/mz2500.xml
+++ b/hash/mz2500.xml
@@ -221,9 +221,9 @@
 	</software>
 
 	<software name="murdclub">
-		<description>Murder Club</description>
-		<year>198?</year>
-		<publisher>&lt;unknown&gt;</publisher>
+		<description>J.B. Harold no Jikenbo #1: Murder Club</description>
+		<year>1986</year>
+		<publisher>Riverhill Soft</publisher>
 
 		<part name="flop1" interface="floppy_3_5">
 			<dataarea name="flop" size="767968">