diff --git a/roles/host_common.nix b/roles/host_common.nix
index 422e37b..57df560 100644
--- a/roles/host_common.nix
+++ b/roles/host_common.nix
@@ -47,6 +47,7 @@
       htop              # interactive process viewer
       (if config.services.xserver.enable then gitAndTools.gitFull else git) # Distributed version control system
       ncdu              # Disk usage analyzer with an ncurses interface
+      nix-index         # A files database for nixpkgs
       powerline-fonts   # For zsh themes
       lsof              # list open files
       direnv            # A shell extension that manages your environment
@@ -77,7 +78,7 @@
     '';
     ohMyZsh = {
       enable = true;
-      plugins = [ "git" "tmux" ];
+      plugins = [ "git" ];
     };
     promptInit = "source ${pkgs.zsh-powerlevel9k}/share/zsh-powerlevel9k/powerlevel9k.zsh-theme";
   };