diff --git a/lua/navigator/lspclient/highlight.lua b/lua/navigator/lspclient/highlight.lua
index 3296682..7a8e591 100644
--- a/lua/navigator/lspclient/highlight.lua
+++ b/lua/navigator/lspclient/highlight.lua
@@ -19,18 +19,17 @@ function M.diagnositc_config_sign()
     vim.fn.sign_define(sign_name, { text = icons.code_lens_action_icon, texthl = 'LspDiagnosticsSignHint' })
   end
 
-  if not icons.icons then
-    return
-  end
-  local e, w, i, h = icons.diagnostic_err, icons.diagnostic_warn, icons.diagnostic_info, icons.diagnostic_hint
-  local t = vim.fn.sign_getdefined('DiagnosticSignWarn')
-  if vim.tbl_isempty(t) or t[1].text == 'W ' then
-    vim.fn.sign_define('DiagnosticSignError', { text = e, texthl = 'DiagnosticError', linehl = '', numhl = '' })
-    vim.fn.sign_define('DiagnosticSignWarn', { text = w, texthl = 'DiagnosticWarn', linehl = '', numhl = '' })
-    vim.fn.sign_define('DiagnosticSignInfo', { text = i, texthl = 'DiagnosticInfo', linehl = '', numhl = '' })
-    vim.fn.sign_define('DiagnosticSignHint', { text = h, texthl = 'DiagnosticHint', linehl = '', numhl = '' })
+  if icons.icons then
+    local e, w, i, h = icons.diagnostic_err, icons.diagnostic_warn, icons.diagnostic_info, icons.diagnostic_hint
+    local t = vim.fn.sign_getdefined('DiagnosticSignWarn')
+    if vim.tbl_isempty(t) or t[1].text == 'W ' then
+      vim.fn.sign_define('DiagnosticSignError', { text = e, texthl = 'DiagnosticError', linehl = '', numhl = '' })
+      vim.fn.sign_define('DiagnosticSignWarn', { text = w, texthl = 'DiagnosticWarn', linehl = '', numhl = '' })
+      vim.fn.sign_define('DiagnosticSignInfo', { text = i, texthl = 'DiagnosticInfo', linehl = '', numhl = '' })
+      vim.fn.sign_define('DiagnosticSignHint', { text = h, texthl = 'DiagnosticHint', linehl = '', numhl = '' })
 
-    t = vim.fn.sign_getdefined('DiagnosticSignWarn')
+      t = vim.fn.sign_getdefined('DiagnosticSignWarn')
+    end
   end
   M.configed = true
 end