diff --git a/emacs.nix b/emacs.nix
index fdb82be31..307aeb46f 100644
--- a/emacs.nix
+++ b/emacs.nix
@@ -96,6 +96,7 @@ in emacsWithPackages(epkgs:
     multiple-cursors
     nginx-mode
     nix-mode
+    omnisharp
     paredit
     password-store
     pg
diff --git a/packages.nix b/packages.nix
index d25e56312..d2e4bab88 100644
--- a/packages.nix
+++ b/packages.nix
@@ -57,6 +57,7 @@ in {
     curl
     direnv
     dnsutils
+    dotnet-sdk
     evince
     exa
     extremetuxracer
@@ -81,6 +82,7 @@ in {
     lxappearance-gtk3
     manpages
     maven
+    mono
     mq-cli
     msmtp
     ngrok
@@ -115,6 +117,8 @@ in {
     units
     unzip
     vlc
+    wine
+    winetricks
     xclip
     xfce.xfce4-screenshooter