diff --git a/bootstrap.sh b/bootstrap.sh
index db1662e..b1c418e 100755
--- a/bootstrap.sh
+++ b/bootstrap.sh
@@ -1,6 +1,5 @@
 #!/usr/bin/env nix-shell
 #! nix-shell -i bash -p bitwarden-cli git gnupg jq nix
-# shellcheck shell=bash
 
 # Command failure is script failure
 set -e
@@ -11,6 +10,7 @@ BOLD_GREEN="\e[0;1;32m"
 
 RESET="\e[0m"
 
+DEST="$HOME/.config/nixpkgs"
 BW_SESSION=""
 
 warn() {
diff --git a/home/zsh/completion-styles.zsh b/home/zsh/completion-styles.zsh
index c3d664d..156bc2c 100644
--- a/home/zsh/completion-styles.zsh
+++ b/home/zsh/completion-styles.zsh
@@ -1,7 +1,4 @@
-# shellcheck shell=bash
-
 # Style the completion a bit
-# shellcheck disable=2086,2296
 zstyle ':completion:*' list-colors ${(s.:.)LS_COLORS}
 # Show a prompt on selection
 zstyle ':completion:*' select-prompt '%SScrolling active: current selection at %p%s'
@@ -24,7 +21,6 @@ zstyle ':completion:*:*:(^rm):*:*files' ignored-patterns '*?.o' '*?.c~' '*?.old'
 
 # command for process lists, the local web server details and host completion
 # on processes completion complete all user processes
-# shellcheck disable=2016
 zstyle ':completion:*:processes' command 'ps -au$USER'
 
 # Completion formatting and messages
diff --git a/home/zsh/extra-mappings.zsh b/home/zsh/extra-mappings.zsh
index 25c230d..3456e13 100644
--- a/home/zsh/extra-mappings.zsh
+++ b/home/zsh/extra-mappings.zsh
@@ -1,4 +1,4 @@
-# shellcheck shell=bash
+# shellcheck disable=2154
 
 # Fix Ctrl+u killing from the cursor instead of the whole line
 bindkey '^u' backward-kill-line
diff --git a/home/zsh/options.zsh b/home/zsh/options.zsh
index 32da8d8..82047ff 100644
--- a/home/zsh/options.zsh
+++ b/home/zsh/options.zsh
@@ -1,5 +1,3 @@
-# shellcheck shell=bash
-
 # Show an error when a globbing expansion doesn't find any match
 setopt nomatch
 # List on ambiguous completion and Insert first match immediately
diff --git a/hosts/nixos/porthos/install.sh b/hosts/nixos/porthos/install.sh
index 8edc175..de87aa7 100644
--- a/hosts/nixos/porthos/install.sh
+++ b/hosts/nixos/porthos/install.sh
@@ -30,7 +30,6 @@ swapon /dev/sda2
 
 apt install sudo
 useradd -m -G sudo setupuser
-# shellcheck disable=2117
 su setupuser
 
 cat << EOF
@@ -38,7 +37,7 @@ cat << EOF
 curl -L https://nixos.org/nix/install | sh
 . $HOME/.nix-profile/etc/profile.d/nix.sh
 nix-channel --add https://nixos.org/channels/nixos-20.09 nixpkgs
-sudo "$(which nixos-generate-config)" --root /mnt
+sudo `which nixos-generate-config` --root /mnt
 
 # Change uuids to labels
 vim /mnt/etc/nixos/hardware-configuration.nix