diff --git a/autoload/buf_utils.vim b/autoload/buf_utils.vim
index 37e7a75..4af0ba6 100644
--- a/autoload/buf_utils.vim
+++ b/autoload/buf_utils.vim
@@ -15,7 +15,7 @@ function! buf_utils#GoToBuffer(count, direction) abort
     " we are essentially mixing Lua and vim script. We need to make sure that
     " args inside vim.notify() are valid vim values. The conversion from vim
     " value to lua value will be done by Nvim. See also https://github.com/neovim/neovim/pull/11338.
-    call v:lua.vim.notify('Invalid bufnr: ' . a:count, 'error', {'title': 'nvim-config'})
+    call v:lua.vim.notify('Invalid bufnr: ' . a:count, 4, {'title': 'nvim-config'})
     return
   endif
 
diff --git a/core/mappings.vim b/core/mappings.vim
index 11e13fa..23fe1ee 100644
--- a/core/mappings.vim
+++ b/core/mappings.vim
@@ -90,7 +90,7 @@ inoremap <expr> <s-tab> pumvisible() ? "\<c-p>" : "\<s-tab>"
 " Edit and reload nvim config file quickly
 nnoremap <silent> <leader>ev :<C-U>tabnew $MYVIMRC <bar> tcd %:h<cr>
 nnoremap <silent> <leader>sv :<C-U>silent update $MYVIMRC <bar> source $MYVIMRC <bar>
-      \ call v:lua.vim.notify("Nvim config successfully reloaded!", 'info', {'title': 'nvim-config'})<cr>
+      \ call v:lua.vim.notify("Nvim config successfully reloaded!", 2, {'title': 'nvim-config'})<cr>
 
 " Reselect the text that has just been pasted, see also https://stackoverflow.com/a/4317090/6064933.
 nnoremap <expr> <leader>v printf('`[%s`]', getregtype()[0])
diff --git a/lua/config/lsp.lua b/lua/config/lsp.lua
index 098303f..45b722b 100644
--- a/lua/config/lsp.lua
+++ b/lua/config/lsp.lua
@@ -71,7 +71,7 @@ local custom_attach = function(client, bufnr)
 
   if vim.g.logging_level == 'debug' then
     local msg = string.format("Language server %s started!", client.name)
-    vim.notify(msg, 'info', {title = 'Nvim-config'})
+    vim.notify(msg, vim.log.levels.DEBUG, {title = 'Nvim-config'})
   end
 end
 
@@ -102,7 +102,7 @@ if utils.executable('pylsp') then
     capabilities = capabilities,
   })
 else
-  vim.notify("pylsp not found!", 'warn', {title = 'Nvim-config'})
+  vim.notify("pylsp not found!", vim.log.levels.WARN, {title = 'Nvim-config'})
 end
 
 -- if utils.executable('pyright') then
@@ -111,7 +111,7 @@ end
 --     capabilities = capabilities
 --   }
 -- else
---   vim.notify("pyright not found!", 'warn', {title = 'Nvim-config'})
+--   vim.notify("pyright not found!", vim.log.levels.WARN, {title = 'Nvim-config'})
 -- end
 
 if utils.executable('clangd') then
@@ -124,7 +124,7 @@ if utils.executable('clangd') then
     },
   })
 else
-  vim.notify("clangd not found!", 'warn', {title = 'Nvim-config'})
+  vim.notify("clangd not found!", vim.log.levels.WARN, {title = 'Nvim-config'})
 end
 
 -- set up vim-language-server
@@ -137,7 +137,7 @@ if utils.executable('vim-language-server') then
     capabilities = capabilities,
   })
 else
-  vim.notify("vim-language-server not found!", 'warn', {title = 'Nvim-config'})
+  vim.notify("vim-language-server not found!", vim.log.levels.WARN, {title = 'Nvim-config'})
 end
 
 -- set up bash-language-server
diff --git a/lua/plugins.lua b/lua/plugins.lua
index c4cba2c..63e8d3c 100644
--- a/lua/plugins.lua
+++ b/lua/plugins.lua
@@ -381,6 +381,6 @@ if fresh_install then
 else
   local status, _ = pcall(require, 'packer_compiled')
   if not status then
-  vim.notify("Error requiring packer_compiled.lua: run PackerSync to fix!")
+    vim.notify("Error requiring packer_compiled.lua: run PackerSync to fix!", vim.log.levels.ERROR, { title = 'nvim-config' })
   end
 end