diff --git a/doc/TODO b/doc/TODO
index 6bd93c843..ca2e5568b 100644
--- a/doc/TODO
+++ b/doc/TODO
@@ -54,6 +54,7 @@ Improvements / minor features
 - SSL-symbol in statusbar?
 - Commandline argument to delete config
 - Settings dialog
+- Tab groups (tagging/filtering for displayed tabs)
 - Reimplement tabbar to paint it by ourselves to look like dwb
 - Save cookies in Netscape format so it can be used by wget. (see notes)
 - Zoom with ctrl + mousewheel