diff -Nuard gnome-vfs-2.6.0.orig/libgnomevfs/gnome-vfs-mime-info.c gnome-vfs-2.6.0/libgnomevfs/gnome-vfs-mime-info.c
--- gnome-vfs-2.6.0.orig/libgnomevfs/gnome-vfs-mime-info.c	2003-10-17 17:11:22.000000000 +0200
+++ gnome-vfs-2.6.0/libgnomevfs/gnome-vfs-mime-info.c	2004-04-18 12:51:47.074282208 +0200
@@ -253,11 +253,11 @@
 	return -1;
 }
 
-
 static void
 context_add_key (GnomeMimeContext *context, char *key, char *lang, char *value)
 {
 	int lang_level;
+	gchar *prevtmp = NULL;
 
 	lang_level = language_level (lang);
 	/* wrong language completely */
@@ -270,9 +270,28 @@
 		return;
 	}
 
-	/*	fprintf (stderr, "Add key: '%s' '%s' '%s' %d\n", key, lang, value, lang_level);*/
-
-	g_hash_table_replace (context->keys, g_strdup (key), g_strdup (value));
+	prevtmp = (gchar *)g_hash_table_lookup(context->keys,key);
+	
+	if ((prevtmp != NULL) && (value != NULL) && (key != NULL) && (strstr(key,"_list_") != NULL)) {
+		gint i = 0;
+		GList *vallist = NULL;
+		gchar **strv = g_strsplit ((prevtmp == NULL ? "" : prevtmp), ",", 0);
+		
+		for (i = 0; strv[i] != NULL; i++) {
+			vallist = g_list_prepend (vallist, strv[i]);
+		}
+		
+		/* remove repeated entries */
+		if (!g_list_find_custom(vallist,value,(GCompareFunc)strcmp)) {
+		    g_hash_table_replace (context->keys, g_strdup (key), g_strconcat(prevtmp,",",value,NULL));
+		}
+		
+		g_list_free(vallist);
+		g_strfreev(strv);
+		
+	} else {
+		g_hash_table_replace (context->keys, g_strdup (key), g_strdup(value));
+	}
 
 	previous_key_lang_level = lang_level;
 }