diff --git a/schemas/mimeapps.list b/schemas/mimeapps.list
index a1fb309..575d07b 100644
--- a/schemas/mimeapps.list
+++ b/schemas/mimeapps.list
@@ -1,5 +1,19 @@
 [Default Applications]
 
+text/html=firefox.desktop
+text/htm=firefox.desktop
+text/xml=firefox.desktop
+application/xhtml+xml=firefox.desktop
+application/xml=firefox.desktop
+application/rss+xml=firefox.desktop
+application/rdf+xml=firefox.desktop
+x-scheme-handler/http=firefox.desktop
+x-scheme-handler/https=firefox.desktop
+x-scheme-handler/ftp=firefox.desktop
+x-scheme-handler/chrome=firefox.desktop
+video/webm=firefox.desktop
+application/x-xpinstall=firefox.desktop
+
 
 video/avi=smplayer.desktop
 video/mp4=smplayer.desktop