diff --git a/fnl/oxocarbon/init.fnl b/fnl/oxocarbon/init.fnl
index 45349bc..41058cd 100644
--- a/fnl/oxocarbon/init.fnl
+++ b/fnl/oxocarbon/init.fnl
@@ -288,7 +288,8 @@
 ;; window
 
 (custom-set-face! :Title [] {:fg oxocarbon.base04 :bg oxocarbon.none})
-(custom-set-face! :VertSplit [] {:fg oxocarbon.base01 :bg oxocarbon.base00})
+(custom-set-face! :VertSplit [] {:link "WinSeparator"})
+(custom-set-face! :WinSeparator [] {:fg oxocarbon.base01 :bg oxocarbon.base00})
 
 ;; regular syntax
 
diff --git a/lua/oxocarbon/init.lua b/lua/oxocarbon/init.lua
index 10ad5dd..d35e77d 100644
--- a/lua/oxocarbon/init.lua
+++ b/lua/oxocarbon/init.lua
@@ -153,7 +153,8 @@ vim.api.nvim_set_hl(0, "TabLine", {link = "StatusLineNC"})
 vim.api.nvim_set_hl(0, "TabLineFill", {link = "TabLine"})
 vim.api.nvim_set_hl(0, "TabLineSel", {link = "StatusLine"})
 vim.api.nvim_set_hl(0, "Title", {fg = oxocarbon.base04, bg = oxocarbon.none})
-vim.api.nvim_set_hl(0, "VertSplit", {fg = oxocarbon.base01, bg = oxocarbon.base00})
+vim.api.nvim_set_hl(0, "VertSplit", {link = "WinSeparator"})
+vim.api.nvim_set_hl(0, "WinSeparator", {fg = oxocarbon.base01, bg = oxocarbon.base00})
 vim.api.nvim_set_hl(0, "Boolean", {fg = oxocarbon.base09, bg = oxocarbon.none})
 vim.api.nvim_set_hl(0, "Character", {fg = oxocarbon.base14, bg = oxocarbon.none})
 vim.api.nvim_set_hl(0, "Comment", {fg = oxocarbon.base03, bg = oxocarbon.none, italic = true})