diff --git a/runtime/lua/vim/loader.lua b/runtime/lua/vim/loader.lua
index bba42e7123..924503514b 100644
--- a/runtime/lua/vim/loader.lua
+++ b/runtime/lua/vim/loader.lua
@@ -452,7 +452,8 @@ function M.enable(enable)
     end
   else
     _G.loadfile = _loadfile
-    for l, loader in ipairs(loaders) do
+    for l = #loaders, 1, -1 do
+      local loader = loaders[l]
       if loader == loader_cached or loader == loader_lib_cached then
         table.remove(loaders, l)
       end
diff --git a/test/functional/lua/loader_spec.lua b/test/functional/lua/loader_spec.lua
index 8ddd5c9684..0ce19766dd 100644
--- a/test/functional/lua/loader_spec.lua
+++ b/test/functional/lua/loader_spec.lua
@@ -14,10 +14,12 @@ describe('vim.loader', function()
   it('can be disabled', function()
     exec_lua(function()
       local orig_loader = _G.loadfile
+      local orig_loaders = { unpack(package.loaders) }
       vim.loader.enable()
       assert(orig_loader ~= _G.loadfile)
       vim.loader.enable(false)
       assert(orig_loader == _G.loadfile)
+      assert(vim.deep_equal(orig_loaders, package.loaders))
     end)
   end)