diff --git a/lua/lsp-setup.lua b/lua/lsp-setup.lua
index 075bb9a..b493a4d 100644
--- a/lua/lsp-setup.lua
+++ b/lua/lsp-setup.lua
@@ -76,6 +76,7 @@ require('mason-lspconfig').setup()
 --  define the property 'filetypes' to the map in question.
 local servers = {
   rust_analyzer = {},
+  omnisharp = {},
   tsserver = {},
   pyright = {},
   svelte = {},
diff --git a/lua/treesitter-setup.lua b/lua/treesitter-setup.lua
index 1c4ed47..56e3498 100644
--- a/lua/treesitter-setup.lua
+++ b/lua/treesitter-setup.lua
@@ -4,7 +4,7 @@
 vim.defer_fn(function()
   require('nvim-treesitter.configs').setup {
     -- Add languages to be installed here that you want installed for treesitter
-    ensure_installed = { 'lua', 'python', 'rust', 'javascript', 'typescript', 'vimdoc', 'vim', 'svelte' },
+    ensure_installed = { 'lua', 'python', 'rust', 'javascript', 'typescript', 'vimdoc', 'vim', 'svelte', 'c_sharp' },
 
     -- Autoinstall languages that are not installed. Defaults to false (but you can change for yourself!)
     auto_install = false,