diff --git a/lua/gopher/struct_tags.lua b/lua/gopher/struct_tags.lua
index 690eae1..0ffe114 100644
--- a/lua/gopher/struct_tags.lua
+++ b/lua/gopher/struct_tags.lua
@@ -1,5 +1,5 @@
 local ts_utils = require "gopher._utils.ts"
-local Job = require "plenary.job"
+local r = require "gopher._utils.runner"
 local c = require("gopher.config").commands
 local u = require "gopher._utils"
 local struct_tags = {}
@@ -39,31 +39,17 @@ local function modify(...)
     table.insert(cmd_args, "json")
   end
 
-  -- get result of "gomodifytags" works
-  local res_data
-  Job:new({
-    command = c.gomodifytags,
+  local output = r.sync(c.gomodifytags, {
     args = cmd_args,
-    on_exit = function(data, retval)
-      if retval ~= 0 then
-        u.deferred_notify(
-          "command '"
-            .. c.gomodifytags
-            .. " "
-            .. unpack(cmd_args)
-            .. "' exited with code "
-            .. retval,
-          vim.log.levels.ERROR
-        )
-        return
+    on_exit = function(data, status)
+      if not status == 0 then
+        error("gotag failed: " .. data, vim.log.levels.ERROR)
       end
-
-      res_data = data:result()
     end,
-  }):sync()
+  })
 
   -- decode goted value
-  local tagged = vim.json.decode(table.concat(res_data))
+  local tagged = vim.json.decode(table.concat(output))
   if
     tagged.errors ~= nil
     or tagged.lines == nil
@@ -73,10 +59,6 @@ local function modify(...)
     u.deferred_notify("failed to set tags " .. vim.inspect(tagged), vim.log.levels.ERROR)
   end
 
-  for i, v in ipairs(tagged.lines) do
-    tagged.lines[i] = u.rtrim(v)
-  end
-
   -- write goted tags
   vim.api.nvim_buf_set_lines(
     0,