diff --git a/lua/tokyodark/highlights.lua b/lua/tokyodark/highlights.lua
index 641e734..479a144 100644
--- a/lua/tokyodark/highlights.lua
+++ b/lua/tokyodark/highlights.lua
@@ -141,6 +141,10 @@ hl.plugins.lsp = {
     LspDiagnosticsUnderlineHint = { underline = true, sp = u.color_gamma(p.purple, 0.5) },
     LspDiagnosticsUnderlineInformation = { underline = true, sp = u.color_gamma(p.blue, 0.5) },
     LspDiagnosticsUnderlineWarning = { underline = true, sp = u.color_gamma(p.yellow, 0.5) },
+    DiagnosticSignError = { fg = u.color_gamma(p.red, 0.5) },
+    DiagnosticSignHint = { fg = u.color_gamma(p.purple, 0.5) },
+    DiagnosticSignInfo = { fg = u.color_gamma(p.blue, 0.5) },
+    DiagnosticSignWarn = { fg = u.color_gamma(p.yellow, 0.5) },
 }
 
 hl.plugins.whichkey = {