diff --git a/games-puzzle/monsterz/monsterz-0.7.1.recipe b/games-puzzle/monsterz/monsterz-0.7.1.recipe
index 462f966aa..49d13df01 100644
--- a/games-puzzle/monsterz/monsterz-0.7.1.recipe
+++ b/games-puzzle/monsterz/monsterz-0.7.1.recipe
@@ -11,7 +11,7 @@ Michael Speck, David White Mike Kershaw"
 LICENSE="WTFPL v2
 	GNU GPL v1
 	GNU LGPL v2"
-REVISION="2"
+REVISION="3"
 SOURCE_URI="http://sam.zoy.org/monsterz/monsterz-$portVersion.tar.gz"
 CHECKSUM_SHA256="50828b8fa26d107bcc2bd134328f83c905b9f5e124846bdf239daf0eed34973d"
 PATCHES="monsterz-$portVersion.patchset"
@@ -47,6 +47,8 @@ INSTALL()
 
 	cp monsterz.py $entryPoint
 
+	addattr -t mime "BEOS:TYPE" application/x-vnd.be-elfexecutable $entryPoint
+	addattr -t mime "BEOS:APP_SIG" application/x-vnd.sam-monsterz $entryPoint
 	addattr -t icon -f $portDir/additional-files/monsterz.hvif \
 		"BEOS:ICON" $entryPoint