diff --git a/SheepShaver/src/MacOSX/Info.plist.in b/SheepShaver/src/MacOSX/Info.plist.in
index 1da3a49a..79dd97dc 100644
--- a/SheepShaver/src/MacOSX/Info.plist.in
+++ b/SheepShaver/src/MacOSX/Info.plist.in
@@ -41,5 +41,14 @@
 		<string>x86_64</string>
 		<string>ppc</string>
 	</array>
+	<key>LSMinimumSystemVersionByArchitecture</key>
+	<dict>
+		<key>i386</key>
+		<string>10.4.0</string>
+		<key>x86_64</key>
+		<string>10.6.0</string>
+		<key>ppc</key>
+		<string>10.4.0</string>
+	</dict>
 </dict>
 </plist>