diff --git a/makehdimage b/makehdimage
index 05ca2e5d2a..34c1b61586 100755
--- a/makehdimage
+++ b/makehdimage
@@ -56,6 +56,7 @@ rc=$sourceDir/distro/x86.R1/beos/bin/rc
 resattr=$sourceDir/objects/x86.R1/tools/resattr/resattr
 
 export RUN_WITHOUT_APP_SERVER=1
+export TARGET_PLATFORM=haiku
 
 BEOS_BIN="touch sync ln listarea listattr listsem listport \
 	true false ls df mount unmount cp mv ps sh mkdir sleep \
@@ -71,7 +72,7 @@ BEOS_SYSTEM_LIB="libbe.so libstdc++.r4.so libnet.so libmedia.so \
 BEOS_SYSTEM_SERVERS="registrar syslog_daemon media_server media_addon_server"
 
 BEOS_ADD_ONS_TRANSLATORS="STXTTranslator RTF-Translator"
-BEOS_ADD_ONS_MEDIA="mixer.media_addon"
+BEOS_ADD_ONS_MEDIA="mixer.media_addon legacy.media_addon multi_audio.media_addon"
 
 echo "Building executables and libraries..."