diff --git a/modules/profiles/desktop.nix b/modules/profiles/desktop.nix
index 7241498..29d9f23 100644
--- a/modules/profiles/desktop.nix
+++ b/modules/profiles/desktop.nix
@@ -97,7 +97,7 @@ with lib; {
       mullvad.enable = true;
       openconnect.enable = true;
       printing.enable = true;
-      redshift.enable = true;
+      gammastep.enable = true;
       wireguard.enable = true;
     };
   };
diff --git a/modules/programs/nvim/init.lua b/modules/programs/nvim/init.lua
index 8f97399..d020a0e 100644
--- a/modules/programs/nvim/init.lua
+++ b/modules/programs/nvim/init.lua
@@ -69,34 +69,6 @@ vim.api.nvim_create_autocmd("InsertEnter", {
   end,
 })
 
----merge tables
----@param ... table[]
----@return table
-local function table_merge(...)
-  local tables_to_merge = { ... }
-  assert(#tables_to_merge > 1, "There should be at least two tables to merge them")
-
-  for k, t in ipairs(tables_to_merge) do
-    assert(type(t) == "table", string.format("Expected a table as function parameter %d", k))
-  end
-
-  local result = tables_to_merge[1]
-
-  for i = 2, #tables_to_merge do
-    local from = tables_to_merge[i]
-    for k, v in pairs(from) do
-      if type(v) == "table" then
-        result[k] = result[k] or {}
-        result[k] = table_merge(result[k], v)
-      else
-        result[k] = v
-      end
-    end
-  end
-
-  return result
-end
-
 local lsp_lines = require("lsp_lines")
 lsp_lines.setup()
 -- Disable virtual_text since it's redundant due to lsp_lines.
@@ -175,8 +147,6 @@ local on_attach_def = function(_, bufnr)
       l = {
         name = "lsp",
         d = { "<cmd>Lspsaga show_cursor_diagnostics<cr>", "open diagnostic window" },
-        n = { "<cmd>Lspsaga diagnostic_jump_next<CR>", "next error" },
-        p = { "<cmd>Lspsaga diagnostic_jump_prev<CR>", "prev error" },
         c = { "<cmd>Lspsaga code_action<cr>", "code action" },
         r = { "<cmd>Lspsaga rename<cr>", "rename" },
         i = { "<cmd>Lspsaga hover_doc ++keep<cr>", "show info (sticky)" },
@@ -188,17 +158,6 @@ local on_attach_def = function(_, bufnr)
           mode = { "n", "v" },
         },
       },
-      w = {
-        name = "workspace",
-        a = { vim.lsp.buf.add_workspace_folder, "add workspace folder" },
-        r = { vim.lsp.buf.remove_workspace_folder, "remove workspace folder" },
-        l = {
-          function()
-            print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
-          end,
-          "list workspace folders",
-        },
-      },
       t = {
         name = "toggle",
         l = { lsp_lines.toggle, "lsp lines" },
@@ -206,9 +165,18 @@ local on_attach_def = function(_, bufnr)
     },
     g = {
       name = "goto",
-      d = { "<cmd>Lspsaga peek_definition<cr>", "definition" },
-      t = { "<cmd>Lspsaga peek_type_definition<cr>", "type defininition" },
-      h = { "<cmd>Lspsaga lsp_finder<CR>", "lsp finder" },
+      d = { "<cmd>Lspsaga peek_definition<cr>", "Goto definition" },
+      t = { "<cmd>Lspsaga peek_type_definition<cr>", "Goto type defininition" },
+      h = { "<cmd>Lspsaga lsp_finder<CR>", "Lsp finder" },
+      r = { "<cmd>Telescope lsp_references<cr>", "Goto reference" },
+      D = { vim.lsp.buf.declaration, "Goto declaration" },
+      I = { "<cmd>Telescope lsp_implementations<cr>", "Goto implementation" },
+    },
+    ["["] = {
+      d = { "<cmd>Lspsaga diagnostic_jump_prev<cr>", "Previous diagnostic" },
+    },
+    ["]"] = {
+      d = { "<cmd>Lspsaga diagnostic_jump_next<cr>", "Next diagnostic" },
     },
   }, { buffer = bufnr, silent = true })
 end
@@ -226,7 +194,7 @@ local lspconfig_default_options = {
 ---@param options table
 ---@return nil
 local function lspconfig_setup(lsp, options)
-  local final_options = table_merge(lspconfig_default_options, options)
+  local final_options = vim.tbl_deep_extend("force", lspconfig_default_options, options)
   lspconfig[lsp].setup(final_options)
 end
 
diff --git a/modules/programs/nvim/keybinds.lua b/modules/programs/nvim/keybinds.lua
index 52ae2e2..039104d 100644
--- a/modules/programs/nvim/keybinds.lua
+++ b/modules/programs/nvim/keybinds.lua
@@ -1,7 +1,7 @@
--- buffers
+-- buffer
 require("which-key").register({
   b = {
-    name = "buffers",
+    name = "buffer",
     b = { "<cmd>Telescope buffers<cr>", "List buffers" },
     d = { "<cmd>bd<cr>", "Delete buffer" },
     n = { "<cmd>bnext<cr>", "Next buffer" },
@@ -9,6 +9,52 @@ require("which-key").register({
   },
 })
 
+-- window
+require("which-key").register({
+  w = {
+    name = "window",
+    ["|"] = { "<C-w>v", "Split window horizontally" },
+    ["-"] = { "<C-w>s", "Split window vertically" },
+    w = { "<C-w>w", "Switch window" },
+    d = { "<C-w>c", "Delete window" },
+  },
+}, { prefix = "<leader>" })
+
+-- fast window move
+require("which-key").register({
+  ["<C-h>"] = { "<C-w>h", "Move window left" },
+  ["<C-j>"] = { "<C-w>j", "Move window down" },
+  ["<C-k>"] = { "<C-w>k", "Move window up" },
+  ["<C-l>"] = { "<C-w>l", "Move window right" },
+})
+
+-- tab
+require("which-key").register({
+  ["<tab>"] = {
+    name = "tab",
+    ["<tab>"] = { "<cmd>tabnew<cr>", "New tab" },
+    n = { "<cmd>tabnext<cr>", "Next tab" },
+    p = { "<cmd>tabprevious<cr>", "Previous tab" },
+    d = { "<cmd>tabclose<cr>", "Close tab" },
+  },
+}, { prefix = "<leader>" })
+
+-- file
+require("which-key").register({
+  f = {
+    name = "file/find",
+    n = { "<cmd>enew<cr>", "New file" },
+  },
+}, { prefix = "<leader>" })
+
+-- better descriptions for navigation
+require("which-key").register({
+  ["["] = { name = "prev" },
+  ["]"] = { name = "next" },
+  o = { name = "org" },
+  x = { name = "diagnostics/quickfix" },
+})
+
 -- Clear search with <esc>
 require("which-key").register({
   ["<esc>"] = { "<cmd>noh<cr><esc>", "Escape and clear hlsearch", mode = { "n", "i" } },
diff --git a/modules/programs/nvim/plugins/advanced-git-search-nvim.lua b/modules/programs/nvim/plugins/advanced-git-search-nvim.lua
deleted file mode 100644
index 9959064..0000000
--- a/modules/programs/nvim/plugins/advanced-git-search-nvim.lua
+++ /dev/null
@@ -1,18 +0,0 @@
-require("telescope").load_extension("advanced_git_search")
-local advanced_git_search = require("telescope").extensions.advanced_git_search
-vim.api.nvim_create_user_command(
-  "DiffCommitLine",
-  "lua require('telescope').extensions.advanced_git_search.diff_commit_line()",
-  { range = true }
-)
-require("which-key").register({
-  g = {
-    name = "git",
-    b = { advanced_git_search.diff_branch_file, "diff branch file" },
-    l = { vim.cmd.DiffCommitLine, "diff commit line", mode = "v" },
-    f = { advanced_git_search.diff_commit_file, "diff commit file" },
-    c = { advanced_git_search.search_log_content, "search log content" },
-    C = { advanced_git_search.search_log_content_file, "search log content current file" },
-    r = { advanced_git_search.checkout_reflog, "checkout reflog" },
-  },
-}, { prefix = "<leader>" })
diff --git a/modules/programs/nvim/plugins/gitsigns-nvim.lua b/modules/programs/nvim/plugins/gitsigns-nvim.lua
index d16d238..3cdce95 100644
--- a/modules/programs/nvim/plugins/gitsigns-nvim.lua
+++ b/modules/programs/nvim/plugins/gitsigns-nvim.lua
@@ -1 +1,22 @@
 require("gitsigns").setup()
+require("which-key").register({
+  ["["] = {
+    h = { "<cmd>Gitsigns prev_hunk<cr>", "Previous hunk" },
+  },
+  ["]"] = {
+    h = { "<cmd>Gitsigns next_hunk<cr>", "Next hunk" },
+  },
+})
+require("which-key").register({
+  h = {
+    name = "hunk",
+    s = { "<cmd>Gitsigns stage_hunk<cr>", "Stage hunk", mode = { "n", "v" } },
+    r = { "<cmd>Gitsigns reset_hunk<cr>", "Reset hunk", mode = { "n", "v" } },
+    S = { "<cmd>Gitsigns stage_buffer<cr>", "Stage buffer" },
+    R = { "<cmd>Gitsigns reset_buffer<cr>", "Reset buffer" },
+    u = { "<cmd>Gitsigns undo_stage_hunk<cr>", "Undo stage hunk" },
+  },
+}, { prefix = "<leader>g" })
+require("which-key").register({
+  h = { ":<C-U>Gitsigns select_hunk<cr>", "Gitsigns select hunk" },
+}, { prefix = "i", mode = { "o", "x" } })
diff --git a/modules/programs/nvim/plugins/neo-tree-nvim.lua b/modules/programs/nvim/plugins/neo-tree-nvim.lua
new file mode 100644
index 0000000..3cc61c3
--- /dev/null
+++ b/modules/programs/nvim/plugins/neo-tree-nvim.lua
@@ -0,0 +1,195 @@
+-- Unless you are still migrating, remove the deprecated commands from v1.x
+vim.cmd([[ let g:neo_tree_remove_legacy_commands = 1 ]])
+
+require("neo-tree").setup({
+  close_if_last_window = true, -- Close Neo-tree if it is the last window left in the tab
+  popup_border_style = "rounded",
+  enable_git_status = true,
+  enable_diagnostics = true,
+  open_files_do_not_replace_types = { "terminal", "trouble", "qf" }, -- when opening files, do not use windows containing these filetypes or buftypes
+  sort_case_insensitive = false, -- used when sorting files and directories in the tree
+  sort_function = nil, -- use a custom function for sorting files and directories in the tree
+  -- sort_function = function (a,b)
+  --       if a.type == b.type then
+  --           return a.path > b.path
+  --       else
+  --           return a.type > b.type
+  --       end
+  --   end , -- this sorts files and directories descendantly
+  default_component_configs = {
+    container = {
+      enable_character_fade = true,
+    },
+    indent = {
+      indent_size = 2,
+      padding = 1, -- extra padding on left hand side
+      -- indent guides
+      with_markers = true,
+      indent_marker = "│",
+      last_indent_marker = "└",
+      highlight = "NeoTreeIndentMarker",
+      -- expander config, needed for nesting files
+      with_expanders = nil, -- if nil and file nesting is enabled, will enable expanders
+      expander_collapsed = "",
+      expander_expanded = "",
+      expander_highlight = "NeoTreeExpander",
+    },
+    icon = {
+      folder_closed = "",
+      folder_open = "",
+      folder_empty = "ﰊ",
+      -- The next two settings are only a fallback, if you use nvim-web-devicons and configure default icons there
+      -- then these will never be used.
+      default = "*",
+      highlight = "NeoTreeFileIcon",
+    },
+    modified = {
+      symbol = "[+]",
+      highlight = "NeoTreeModified",
+    },
+    name = {
+      trailing_slash = false,
+      use_git_status_colors = true,
+      highlight = "NeoTreeFileName",
+    },
+    git_status = {
+      symbols = {
+        -- Change type
+        added = "", -- or "✚", but this is redundant info if you use git_status_colors on the name
+        modified = "", -- or "", but this is redundant info if you use git_status_colors on the name
+        deleted = "✖", -- this can only be used in the git_status source
+        renamed = "", -- this can only be used in the git_status source
+        -- Status type
+        untracked = "",
+        ignored = "",
+        unstaged = "",
+        staged = "",
+        conflict = "",
+      },
+    },
+  },
+  window = {
+    position = "left",
+    width = 40,
+    mapping_options = {
+      noremap = true,
+      nowait = true,
+    },
+    mappings = {
+      ["<cr>"] = "open",
+      ["<esc>"] = "revert_preview",
+      ["P"] = { "toggle_preview", config = { use_float = false } },
+      ["S"] = "open_split",
+      ["s"] = "open_vsplit",
+      ["t"] = "open_tabnew",
+      ["C"] = "close_node",
+      ["z"] = "close_all_nodes",
+      ["a"] = {
+        "add",
+        -- this command supports BASH style brace expansion ("x{a,b,c}" -> xa,xb,xc). see `:h neo-tree-file-actions` for details
+        -- some commands may take optional config options, see `:h neo-tree-mappings` for details
+        config = {
+          show_path = "none", -- "none", "relative", "absolute"
+        },
+      },
+      ["A"] = "add_directory", -- also accepts the optional config.show_path option like "add". this also supports BASH style brace expansion.
+      ["d"] = "delete",
+      ["r"] = "rename",
+      ["y"] = "copy_to_clipboard",
+      ["x"] = "cut_to_clipboard",
+      ["p"] = "paste_from_clipboard",
+      ["c"] = "copy", -- takes text input for destination, also accepts the optional config.show_path option like "add":
+      ["m"] = "move", -- takes text input for destination, also accepts the optional config.show_path option like "add".
+      ["q"] = "close_window",
+      ["R"] = "refresh",
+      ["?"] = "show_help",
+      ["<"] = "prev_source",
+      [">"] = "next_source",
+    },
+  },
+  nesting_rules = {},
+  filesystem = {
+    filtered_items = {
+      visible = false, -- when true, they will just be displayed differently than normal items
+      hide_dotfiles = true,
+      hide_gitignored = true,
+      hide_hidden = true, -- only works on Windows for hidden files/directories
+      hide_by_name = {
+        --"node_modules"
+      },
+      hide_by_pattern = { -- uses glob style patterns
+        --"*.meta",
+        --"*/src/*/tsconfig.json",
+      },
+      always_show = { -- remains visible even if other settings would normally hide it
+        --".gitignored",
+      },
+      never_show = { -- remains hidden even if visible is toggled to true, this overrides always_show
+        --".DS_Store",
+        --"thumbs.db"
+      },
+      never_show_by_pattern = { -- uses glob style patterns
+        --".null-ls_*",
+      },
+    },
+    follow_current_file = false, -- This will find and focus the file in the active buffer every
+    -- time the current file is changed while the tree is open.
+    group_empty_dirs = false, -- when true, empty folders will be grouped together
+    hijack_netrw_behavior = "disabled", -- netrw disabled, opening a directory opens neo-tree
+    -- in whatever position is specified in window.position
+    -- "open_current",  -- netrw disabled, opening a directory opens within the
+    -- window like netrw would, regardless of window.position
+    -- "disabled",    -- netrw left alone, neo-tree does not handle opening dirs
+    use_libuv_file_watcher = false, -- This will use the OS level file watchers to detect changes
+    -- instead of relying on nvim autocmd events.
+    window = {
+      mappings = {
+        ["<bs>"] = "navigate_up",
+        ["."] = "set_root",
+        ["H"] = "toggle_hidden",
+        ["/"] = "fuzzy_finder",
+        ["D"] = "fuzzy_finder_directory",
+        ["#"] = "fuzzy_sorter", -- fuzzy sorting using the fzy algorithm
+        ["f"] = "filter_on_submit",
+        ["<c-x>"] = "clear_filter",
+        ["[g"] = "prev_git_modified",
+        ["]g"] = "next_git_modified",
+      },
+      fuzzy_finder_mappings = { -- define keymaps for filter popup window in fuzzy_finder_mode
+        ["<S-tab>"] = "move_cursor_up",
+        ["<tab>"] = "move_cursor_down",
+      },
+    },
+  },
+  buffers = {
+    follow_current_file = true, -- This will find and focus the file in the active buffer every
+    -- time the current file is changed while the tree is open.
+    group_empty_dirs = true, -- when true, empty folders will be grouped together
+    show_unloaded = true,
+    window = {
+      mappings = {
+        ["bd"] = "buffer_delete",
+        ["<bs>"] = "navigate_up",
+        ["."] = "set_root",
+      },
+    },
+  },
+  git_status = {
+    window = {
+      position = "float",
+      mappings = {
+        ["A"] = "git_add_all",
+        ["gu"] = "git_unstage_file",
+        ["ga"] = "git_add_file",
+        ["gr"] = "git_revert_file",
+        ["gc"] = "git_commit",
+        ["gp"] = "git_push",
+        ["gg"] = "git_commit_and_push",
+      },
+    },
+  },
+})
+
+require("which-key").register({
+  t = { "<cmd>Neotree toggle reveal<cr>", "Neotree" },
+}, { prefix = "<leader>t", silent = true })
diff --git a/modules/programs/nvim/plugins/nvim-surround.lua b/modules/programs/nvim/plugins/nvim-surround.lua
index f2499fd..8a06dad 100644
--- a/modules/programs/nvim/plugins/nvim-surround.lua
+++ b/modules/programs/nvim/plugins/nvim-surround.lua
@@ -1 +1 @@
-require("nvim-surround").setup({})
+require("nvim-surround").setup()
diff --git a/modules/programs/nvim/plugins/nvim-tree-lua.lua b/modules/programs/nvim/plugins/nvim-tree-lua.lua
deleted file mode 100644
index a8634bc..0000000
--- a/modules/programs/nvim/plugins/nvim-tree-lua.lua
+++ /dev/null
@@ -1,10 +0,0 @@
--- disable netrw at the very start of your init.lua (strongly advised)
-vim.g.loaded_netrw = 1
-vim.g.loaded_netrwPlugin = 1
--- set termguicolors to enable highlight groups
-vim.opt.termguicolors = true
--- empty setup using defaults
-require("nvim-tree").setup()
-require("which-key").register({
-  t = { "<cmd>NvimTreeFindFileToggle<cr>", "nvim tree" },
-}, { prefix = "<leader>t", silent = true })
diff --git a/modules/programs/nvim/plugins/telescope-nvim.lua b/modules/programs/nvim/plugins/telescope-nvim.lua
index d83cec4..cfb87c8 100644
--- a/modules/programs/nvim/plugins/telescope-nvim.lua
+++ b/modules/programs/nvim/plugins/telescope-nvim.lua
@@ -1,9 +1,20 @@
 require("which-key").register({
   f = {
-    name = "find",
-    f = { "<cmd>Telescope find_files<cr>", "find file" },
-    l = { "<cmd>Telescope current_buffer_fuzzy_find<cr>", "find line" },
-    g = { "<cmd>Telescope live_grep<cr>", "live grep" },
-    b = { "<cmd>Telescope buffers<cr>", "find buffer" },
+    name = "file/find",
+    f = { "<cmd>Telescope find_files<cr>", "Find files" },
+    b = { "<cmd>Telescope buffers<cr>", "Find buffers" },
+    r = { "<cmd>Telescope oldfiles<cr>", "Find recent files" },
+  },
+  s = {
+    name = "search",
+    l = { "<cmd>Telescope current_buffer_fuzzy_find<cr>", "Search lines" },
+    g = { "<cmd>Telescope live_grep<cr>", "Live grep" },
+    c = { "<cmd>Telescope command_history<cr>", "Command history" },
+    C = { "<cmd>Telescope commands<cr>", "Commands" },
+    d = { "<cmd>Telescope diagnostics<cr>", "Diagnostics" },
+    h = { "<cmd>Telescope help_tags<cr>", "Help tags" },
+    k = { "<cmd>Telescope keymaps<cr>", "Keymaps" },
+    s = { "<cmd>Telescope lsp_document_symbols<cr>", "Symbols (Document)" },
+    S = { "<cmd>Telescope lsp_workspace_symbols<cr>", "Symbols (Workspace)" },
   },
 }, { prefix = "<leader>" })
diff --git a/modules/programs/nvim/plugins/telescope-zoxide.lua b/modules/programs/nvim/plugins/telescope-zoxide.lua
index bb8f7f1..cd2c5af 100644
--- a/modules/programs/nvim/plugins/telescope-zoxide.lua
+++ b/modules/programs/nvim/plugins/telescope-zoxide.lua
@@ -1,7 +1,7 @@
 require("telescope").load_extension("zoxide")
 require("which-key").register({
   f = {
-    name = "find",
-    z = { "<cmd>Telescope zoxide list<cr>", "find location" },
+    name = "file/find",
+    z = { "<cmd>Telescope zoxide list<cr>", "Find location (Zoxide)" },
   },
 }, { prefix = "<leader>" })
diff --git a/modules/programs/nvim/plugins/todo-comments-nvim.lua b/modules/programs/nvim/plugins/todo-comments-nvim.lua
index ae7ceee..57fce71 100644
--- a/modules/programs/nvim/plugins/todo-comments-nvim.lua
+++ b/modules/programs/nvim/plugins/todo-comments-nvim.lua
@@ -1 +1 @@
-require("todo-comments").setup({})
+require("todo-comments").setup()
diff --git a/modules/programs/nvim/plugins/trouble-nvim.lua b/modules/programs/nvim/plugins/trouble-nvim.lua
new file mode 100644
index 0000000..9a98571
--- /dev/null
+++ b/modules/programs/nvim/plugins/trouble-nvim.lua
@@ -0,0 +1,38 @@
+require("trouble").setup()
+require("which-key").register({
+  x = { "<cmd>TroubleToggle document_diagnostics<cr>", "Document Diagnostics (Trouble)" },
+  X = { "<cmd>TroubleToggle workspace_diagnostics<cr>", "Workspace Diagnostics (Troule)" },
+  l = { "<cmd>TroubleToggle loclist<cr>", "Location List (Trouble)" },
+  q = { "<cmd>TroubleToggle quickfix<cr>", "Quickfix List (Trouble)" },
+  t = { "<cmd>TodoTrouble<cr>", "Todo (Trouble)" },
+  T = { "<cmd>TodoTrouble keywords=TODO,FIX,FIXME<cr>", "Todo/Fix/Fixme (Trouble)" },
+}, { prefix = "<leader>x" })
+require("which-key").register({
+  t = { "<cmd>TodoTelescope<cr>", "Todo" },
+}, { prefix = "<leader>s" })
+require("which-key").register({
+  ["["] = {
+    q = {
+      function()
+        if require("trouble").is_open() then
+          require("trouble").previous({ skip_groups = true, jump = true })
+        else
+          vim.cmd.cprev()
+        end
+      end,
+      "Previous trouble/quickfix item",
+    },
+  },
+  ["]"] = {
+    q = {
+      function()
+        if require("trouble").is_open() then
+          require("trouble").next({ skip_groups = true, jump = true })
+        else
+          vim.cmd.cnext()
+        end
+      end,
+      "Next trouble/quickfix item",
+    },
+  },
+})
diff --git a/modules/programs/nvim/plugins/twilight-nvim.lua b/modules/programs/nvim/plugins/twilight-nvim.lua
new file mode 100644
index 0000000..f45d021
--- /dev/null
+++ b/modules/programs/nvim/plugins/twilight-nvim.lua
@@ -0,0 +1,3 @@
+require("twilight").setup({
+  context = 20,
+})
diff --git a/modules/programs/nvim/plugins/vim-startuptime.lua b/modules/programs/nvim/plugins/vim-startuptime.lua
new file mode 100644
index 0000000..2091837
--- /dev/null
+++ b/modules/programs/nvim/plugins/vim-startuptime.lua
@@ -0,0 +1,2 @@
+vim.g.startuptime_tries = 10
+vim.g.startuptime_exe_path = "vim"
diff --git a/modules/programs/nvim/plugins/zen-mode-nvim.lua b/modules/programs/nvim/plugins/zen-mode-nvim.lua
new file mode 100644
index 0000000..bacce51
--- /dev/null
+++ b/modules/programs/nvim/plugins/zen-mode-nvim.lua
@@ -0,0 +1,4 @@
+require("zen-mode").setup()
+require("which-key").register({
+  z = { "<cmd>ZenMode<cr>", "Zen mode" },
+}, { prefix = "<leader>t" })
diff --git a/modules/services/default.nix b/modules/services/default.nix
index d63a582..2ec3a7f 100644
--- a/modules/services/default.nix
+++ b/modules/services/default.nix
@@ -10,7 +10,7 @@
     ./openconnect.nix
     ./picom.nix
     ./printing.nix
-    ./redshift.nix
+    ./gammastep.nix
     ./wireguard.nix
   ];
 }
diff --git a/modules/services/gammastep.nix b/modules/services/gammastep.nix
new file mode 100644
index 0000000..d951c1d
--- /dev/null
+++ b/modules/services/gammastep.nix
@@ -0,0 +1,17 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+let
+  cfg = config.my.services.gammastep;
+in
+{
+  options.my.services.gammastep.enable = mkEnableOption "gammastep";
+
+  config = lib.mkIf cfg.enable {
+    home-manager.users.moritz.services.gammastep = {
+      enable = true;
+      latitude = 52.3;
+      longitude = 12.4;
+    };
+  };
+}
diff --git a/modules/services/redshift.nix b/modules/services/redshift.nix
deleted file mode 100644
index 6e75b5e..0000000
--- a/modules/services/redshift.nix
+++ /dev/null
@@ -1,17 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-with lib;
-let
-  cfg = config.my.services.redshift;
-in
-{
-  options.my.services.redshift.enable = mkEnableOption "redshift";
-
-  config = lib.mkIf cfg.enable {
-    services.redshift.enable = true;
-    location = {
-      latitude = 52.3;
-      longitude = 12.4;
-    };
-  };
-}