diff --git a/coc.nvim.md b/coc.nvim.md
index 79efb32..18a29c9 100644
--- a/coc.nvim.md
+++ b/coc.nvim.md
@@ -62,7 +62,7 @@ See [[LSP Extensions]] for the description of these extensions.
 " bases
 nn <silent> xb :call CocLocations('ccls','$ccls/inheritance')<cr>
 " bases of up to 3 levels
-nn <silent> xb :call CocLocations('ccls','$ccls/inheritance',{'levels':3})<cr>
+nn <silent> xB :call CocLocations('ccls','$ccls/inheritance',{'levels':3})<cr>
 " derived
 nn <silent> xd :call CocLocations('ccls','$ccls/inheritance',{'derived':v:true})<cr>
 " derived of up to 3 levels