diff --git a/lua/tia_lsp/init.lua b/lua/tia_lsp/init.lua
index 6bbcaaf..c23d107 100644
--- a/lua/tia_lsp/init.lua
+++ b/lua/tia_lsp/init.lua
@@ -338,7 +338,9 @@ function M.rescan_workspace_types()
 		end, 0)
 	end
 
-	vim.lsp.diagnostics.refresh()
+	if vim.lsp.diagnostics then
+		vim.lsp.diagnostics.refresh()
+	end
 end
 
 function M.create_commands()