diff --git a/after/plugin/colors.lua b/after/plugin/colors.lua
index 6a32681..24374ec 100644
--- a/after/plugin/colors.lua
+++ b/after/plugin/colors.lua
@@ -1,6 +1,10 @@
-function ColorMyPencils(color)
+
+require('onedark').setup {
+    style = 'warmer'
+}
+require('onedark').load()
+
+function theme_solarized(color)
 	color = color or "solarized"
 	vim.cmd.colorscheme(color)
 end
-
-ColorMyPencils()
diff --git a/after/plugin/lsp.lua b/after/plugin/lsp.lua
index 72bb9d5..2964e8a 100644
--- a/after/plugin/lsp.lua
+++ b/after/plugin/lsp.lua
@@ -102,14 +102,23 @@ rt.setup({
       -- to enable rust-analyzer settings visit:
       -- https://github.com/rust-analyzer/rust-analyzer/blob/master/docs/user/generated_config.adoc
       ["rust-analyzer"] = {
-        -- enable clippy on save
+        diagnostics = {
+          enable = true,
+          experimental = {
+            enable = true
+          }
+        },
+        -- -- enable clippy on save
         checkOnSave = {
           command = "clippy",
         },
         cargo = {
           -- to enable include! macro being read
           -- loadOutDirsFromCheck = true,
-          -- buildScripts = true,
+          buildScripts = {
+            -- to enable build scripts being read
+            enable = true
+          },
         },
       },
     },
diff --git a/lua/talksik/packer.lua b/lua/talksik/packer.lua
index 60d4d7e..29993ca 100644
--- a/lua/talksik/packer.lua
+++ b/lua/talksik/packer.lua
@@ -69,6 +69,8 @@ return require('packer').startup(function(use)
 
     use("ThePrimeagen/harpoon")
 
+    -- themes
     use('shaunsingh/solarized.nvim')
+    use('navarasu/onedark.nvim')
 end)
 
diff --git a/plugin/packer_compiled.lua b/plugin/packer_compiled.lua
index e2fc9ed..8599cf4 100644
--- a/plugin/packer_compiled.lua
+++ b/plugin/packer_compiled.lua
@@ -185,6 +185,11 @@ _G.packer_plugins = {
     path = "/home/talksik-fedora/.local/share/nvim/site/pack/packer/start/nvim-web-devicons",
     url = "https://github.com/nvim-tree/nvim-web-devicons"
   },
+  ["onedark.nvim"] = {
+    loaded = true,
+    path = "/home/talksik-fedora/.local/share/nvim/site/pack/packer/start/onedark.nvim",
+    url = "https://github.com/navarasu/onedark.nvim"
+  },
   ["packer.nvim"] = {
     loaded = true,
     path = "/home/talksik-fedora/.local/share/nvim/site/pack/packer/start/packer.nvim",