diff --git a/flake.nix b/flake.nix
index 84609eb..28b5499 100644
--- a/flake.nix
+++ b/flake.nix
@@ -120,6 +120,13 @@
       customHome = [
         ./modules/gui/ghostty.nix
       ];
+      custom = [
+        {
+          nixpkgs.config.permittedInsecurePackages = [
+            "dotnet-sdk-6.0.428"
+          ];
+        }
+      ];
     };
 
     packages = eachSystem (system: let
diff --git a/modules/cli/zsh/init.zsh b/modules/cli/zsh/init.zsh
index e355798..a02e44a 100644
--- a/modules/cli/zsh/init.zsh
+++ b/modules/cli/zsh/init.zsh
@@ -164,7 +164,7 @@ touchp() {
 
 proxy() {
 	echo "Proxying port $1 to http://proxy.sdg.moe"
-	ssh -NR "5000:localhost:$1" ssh.sdg.moe
+	ssh -NR "5000:localhost:$1" zoriya@ssh.sdg.moe
 }
 
 # disable space between right prompt and end of line
diff --git a/nvim/default.nix b/nvim/default.nix
index 4730a78..a66a65b 100644
--- a/nvim/default.nix
+++ b/nvim/default.nix
@@ -67,6 +67,7 @@ in
           nvim-lspconfig
           blink-cmp
           SchemaStore-nvim
+          roslyn-nvim
           ((mkPlugin ltex-extra "ltex-extra").overrideAttrs {doCheck = false;})
           nvim-lint
           (conform-nvim.overrideAttrs {
@@ -124,7 +125,7 @@ in
       haskell-language-server
       rust-analyzer
       clang-tools
-      omnisharp-roslyn
+      roslyn-ls
       pyright
       typescript-language-server
       nil
diff --git a/nvim/lua/plugins/lsp.lua b/nvim/lua/plugins/lsp.lua
index 91a8cf6..5ed65ee 100644
--- a/nvim/lua/plugins/lsp.lua
+++ b/nvim/lua/plugins/lsp.lua
@@ -9,7 +9,6 @@ return {
 			require("lspconfig").hls.setup({})
 			require("lspconfig").rust_analyzer.setup({})
 			require("lspconfig").clangd.setup({})
-			require("lspconfig").omnisharp.setup({})
 			require("lspconfig").pyright.setup({})
 			require("lspconfig").nil_ls.setup({})
 			require("lspconfig").ts_ls.setup({})
@@ -76,4 +75,16 @@ return {
 			require("ltex_extra").setup(plug.opts)
 		end,
 	},
+
+	{
+		"roslyn.nvim",
+		ft = { "cs", "vb" },
+		opts = {
+			exe = "Microsoft.CodeAnalysis.LanguageServer",
+			broad_search = true,
+		},
+		after = function(plug)
+			require("roslyn").setup(plug.opts)
+		end,
+	},
 }
diff --git a/nvim/lua/settings.lua b/nvim/lua/settings.lua
index 891eb48..1d27dbf 100644
--- a/nvim/lua/settings.lua
+++ b/nvim/lua/settings.lua
@@ -61,6 +61,11 @@ vim.keymap.set({ "n", "x" }, "<leader>P", '"+P', { desc = "Past line from system
 
 -- Quickfix list
 vim.keymap.set("n", "<leader>q", "<cmd>cclose<cr>", { desc = "Close quickfix" })
+vim.keymap.set("n", "grd", function()
+	vim.diagnostics.setqflist({ severity = { min = vim.diagnostics.severity.WARN } })
+end, { desc = "Open diagnostics" })
+
+-- Center screen after navigating (those are builtin shortcuts)
 vim.keymap.set("n", "[q", "<cmd>cprev<cr>zvzz", { desc = "Previous quickfix item" })
 vim.keymap.set("n", "]q", "<cmd>cnext<cr>zvzz", { desc = "Next quickfix item" })
 vim.keymap.set("n", "[l", "<cmd>lprev<cr>zvzz", { desc = "Previous loclist item" })