diff --git a/.vim/vimrc b/.vim/vimrc
index 8d3fa92..ce45109 100644
--- a/.vim/vimrc
+++ b/.vim/vimrc
@@ -1188,8 +1188,18 @@ hi! link texMathZoneXX texMathZone
 hi! link texMathZoneEnsured texMathZone
 
 set conceallevel=0            " for jsons
-set ttymouse=sgr              " tmux mouse behaviour
+set ttymouse=sgr              " falls back to xterm,xterm2
+" temporarily set ttymouse to xterm mode, setting notballoonevalterm did not
+" help
+" refs:
+"   https://github.com/vim/vim/issues/9863
+"   https://github.com/kovidgoyal/kitty/issues/4992
+"   https://github.com/kovidgoyal/kitty/issues/5107
+"   https://github.com/kovidgoyal/kitty/commit/55b21b741ebc45453f089c962ec46feff394c0e4
+" set ttymouse=xterm
+" set noballoonevalterm
 set mouse=a                   " enable mouse in n,v,i,c,h modes
+set t_RV=
 
 
 " persistent undo history (even if close buffer)