diff --git a/src/Mimetypes.cpp b/src/Mimetypes.cpp
index 863f16a..0a2a029 100644
--- a/src/Mimetypes.cpp
+++ b/src/Mimetypes.cpp
@@ -1,4 +1,5 @@
 // borrowed significantly from mailserver. thanks! <3
+#include <Application.h>
 #include <DateTime.h>
 #include <Message.h>
 #include <MimeType.h>
@@ -9,26 +10,19 @@ feedMimeType ( )
 {
 	BMessage info;
 	BMimeType mime( "text/x-feed-entry" );
+	mime.GetAttrInfo( &info );
 
-	if ( mime.InitCheck() != B_OK ) {
-		return false;
-	}
+	mime.SetShortDescription( "Feed Entry" );
+	mime.SetLongDescription( "Atom/RSS Feed Entry" );
 
-	if ( !mime.IsInstalled() ) {
-		mime.Delete();
-		mime.Install();
+	addAttribute( info, "FEED:name", "Name" );
+	addAttribute( info, "FEED:description", "Description" );
+	addAttribute( info, "META:url", "URL" );
+	addAttribute( info, "FEED:source", "Source" );
+	addAttribute( info, "FEED:when", "When", B_TIME_TYPE, 150 );
 
-		addAttribute( info, "FEED:name", "Name" );
-		addAttribute( info, "FEED:description", "Description" );
-		addAttribute( info, "META:url", "URL" );
-		addAttribute( info, "FEED:source", "Source" );
-		addAttribute( info, "FEED:when", "When", B_TIME_TYPE, true, false, 150 );
+	mime.SetAttrInfo( &info );
 
-		mime.SetAttrInfo(&info);
-
-		mime.SetShortDescription("Feed Entry");
-		mime.SetLongDescription("RSS/Atom Feed Entry");
-	}
 	return true;
 }
 
@@ -36,13 +30,14 @@ feedMimeType ( )
 
 static void
 addAttribute
-( BMessage& msg, const char* name, const char* publicName, int32 type, bool viewable, bool editable,
-  int32 width)
+( BMessage& msg, const char* name, const char* publicName, int32 type, int32 width )
 {
 	msg.AddString( "attr:name", name );
 	msg.AddString( "attr:public_name", publicName );
 	msg.AddInt32( "attr:type", type );
-	msg.AddBool( "attr:viewable", viewable );
-	msg.AddBool( "attr:editable", editable );
 	msg.AddInt32( "attr:width", width );
+	msg.AddInt32( "attr:alignment", B_ALIGN_LEFT );
+	msg.AddBool( "attr:extra", false );
+	msg.AddBool( "attr:viewable", true );
+	msg.AddBool( "attr:editable", false );
 }
diff --git a/src/Mimetypes.h b/src/Mimetypes.h
index 2501e3c..953e399 100644
--- a/src/Mimetypes.h
+++ b/src/Mimetypes.h
@@ -7,8 +7,7 @@
 bool feedMimeType ( );
 
 static void addAttribute
-( BMessage&, const char*, const char*, int32 type = B_STRING_TYPE, bool viewable = true,
-  bool editable = false, int32 width = 200);
+( BMessage&, const char*, const char*, int32 type = B_STRING_TYPE, int32 width = 200);
 
 
 #endif