diff --git a/roles/base.nix b/roles/base.nix
index 3e72c4b..c0d9ea2 100644
--- a/roles/base.nix
+++ b/roles/base.nix
@@ -6,9 +6,9 @@ in {
   environment.systemPackages = with pkgs; [
     acpi
     aspell
-    bash
     aspellDicts.de
     aspellDicts.en
+    bash
     bash-completion
     bat
     borgbackup
@@ -22,8 +22,10 @@ in {
     jq
     mtr
     ncdu
+    nix-index
     nload
     openssl
+    patchelf
     pv
     ripgrep
     sysstat
diff --git a/roles/dev.nix b/roles/dev.nix
index 327e6cc..b3cf5d0 100644
--- a/roles/dev.nix
+++ b/roles/dev.nix
@@ -15,6 +15,7 @@ in {
     unstable.esphome
 
     (python38.withPackages(python-packages: with python-packages; [
+      dnspython
       pyls-black
       pyls-isort
       pyls-mypy
@@ -24,9 +25,12 @@ in {
     ]))
 
     emacs
+    gitAndTools.delta
     ltrace
+    parallel
     sops
     tig
+    unstable.bazel
 
     openssl pkg-config nasm cmake zlib gcc binutils-unwrapped
   ];
diff --git a/roles/work.nix b/roles/work.nix
index 412e167..b075c8e 100644
--- a/roles/work.nix
+++ b/roles/work.nix
@@ -29,5 +29,8 @@ in {
     unstable.slack
     unstable.velero
     unstable.discord
+
+    unstable.obs-studio
+    unstable.obs-wlrobs
   ];
 }