diff --git a/hash/sorcerer_cass.xml b/hash/sorcerer_cass.xml
index 3e5b2f51ae0..f4b2f911a71 100644
--- a/hash/sorcerer_cass.xml
+++ b/hash/sorcerer_cass.xml
@@ -1446,4 +1446,17 @@ Compiled by Robbbert
 			</dataarea>
 		</part>
 	</software>
+	<!-- Added 2020-12-02 -->
+	<software name="defcm">
+		<description>Defense Command (ported from TRS-80)</description>
+		<year>19??</year>
+		<publisher>&lt;unknown&gt;</publisher>
+		<info name="developer" value="Bill Hogue and Jeff Konyu"/>
+		<info name="usage" value="Boot to Monitor, LOG" />
+		<part name="cass" interface="sorcerer_cass">
+			<dataarea name="cass" size="0xd1182c">
+				<rom name="defcm.wav" size="0xd1182c" crc="b082da2c" sha1="ca8d58887c6480154bb43827b359f543efc0b3dd" />
+			</dataarea>
+		</part>
+	</software>
 </softwarelist>