diff --git a/runtime/lua/vim/diagnostic.lua b/runtime/lua/vim/diagnostic.lua
index 2973f293f3..ac4081bb54 100644
--- a/runtime/lua/vim/diagnostic.lua
+++ b/runtime/lua/vim/diagnostic.lua
@@ -1336,7 +1336,10 @@ function M.reset(namespace, bufnr)
   end
 
   vim.api.nvim_command(
-      string.format("doautocmd <nomodeline> DiagnosticChanged %s", vim.fn.fnameescape(vim.api.nvim_buf_get_name(bufnr)))
+    string.format(
+      "doautocmd <nomodeline> DiagnosticChanged %s",
+      vim.fn.fnameescape(vim.api.nvim_buf_get_name(bufnr))
+    )
   )
 end