diff -ruN valknut-0.4.5-orig/Makefile.in valknut-0.4.5/Makefile.in
--- valknut-0.4.5-orig/Makefile.in	2008-08-07 12:44:55.000000000 -0400
+++ valknut-0.4.5/Makefile.in	2008-08-19 21:22:38.000000000 -0400
@@ -727,12 +727,13 @@
 	$(foreach dylib,$(shell $(OTOOL) -L $(OSX_MACOS_TARGET)/$(PACKAGE) | grep version | cut -f 1 -d ' ' | grep -v \/System\/Library | grep -v \/usr\/lib),$(install_osx_libraries))
 
 install-osx-disk-image: install-osx-app-bundle install-osx-standalone-app
+	/bin/rm -f $(PACKAGE)-$(PACKAGE_VERSION).sparseimage
 	/bin/rm -f $(PACKAGE)-$(PACKAGE_VERSION)-`uname -p`.dmg
-	$(HDIUTIL) create -type SPARSE -size 20m -fs HFS+ -volname $(OSX_DMG_TARGET) -attach $(OSX_BUNDLE_NAME)-$(PACKAGE_VERSION).sparseimage
+	$(HDIUTIL) create -type SPARSE -size 50m -fs HFS+ -volname $(OSX_DMG_TARGET) -attach $(PACKAGE)-$(PACKAGE_VERSION).sparseimage
 	/bin/cp -R $(OSX_APP_DIR) /Volumes/$(OSX_DMG_TARGET)
 	/bin/cp $(PACKAGE)/icons/$(OSX_BUNDLE_NAME)VolumeIcon.icns /Volumes/$(OSX_DMG_TARGET)/.VolumeIcon.icns
 	/Developer/Tools/SetFile -a C /Volumes/$(OSX_DMG_TARGET)/.VolumeIcon.icns /Volumes/$(OSX_DMG_TARGET)
-	$(HDIUTIL) unmount /Volumes/$(OSX_DMG_TARGET)
+	$(HDIUTIL) detach /Volumes/$(OSX_DMG_TARGET)
 	$(HDIUTIL) convert -imagekey zlib-level=9 -format UDZO $(PACKAGE)-$(PACKAGE_VERSION).sparseimage -o $(PACKAGE)-$(PACKAGE_VERSION)-`uname -p`.dmg
 	/bin/rm -f $(PACKAGE)-$(PACKAGE_VERSION).sparseimage
 	@echo ""