diff --git a/lua/config/mappings.lua b/lua/config/mappings.lua
index 360b6d4..ecf1669 100644
--- a/lua/config/mappings.lua
+++ b/lua/config/mappings.lua
@@ -20,3 +20,4 @@ vim.keymap.set('n', ld('fb'), builtin.buffers, { desc = 'Telescope buffers' })
 vim.keymap.set('n', ld('fh'), builtin.help_tags, { desc = 'Telescope help tags' })
 
 vim.keymap.set('n', ld('q'), auto('NERDTreeToggle'), {desc = 'toggle nerdtree'})
+vim.keymap.set('n', ld('t'), vim.diagnostic.open_float)