diff --git a/dot_common.sh b/dot_common.sh
index 247d8e3..6dc76c0 100644
--- a/dot_common.sh
+++ b/dot_common.sh
@@ -3,3 +3,12 @@
 
 command_exists() { command -v ${1} >/dev/null; }
 source_if_exists() { [ -f "$1" ] && source $1; }
+
+append_path () {
+    case ":$PATH:" in
+        *:"$1":*)
+            ;;
+        *)
+            PATH="${PATH:+$PATH:}$1"
+    esac
+}
diff --git a/dot_zshrc b/dot_zshrc
index 88c5c10..1fbf8c9 100644
--- a/dot_zshrc
+++ b/dot_zshrc
@@ -26,17 +26,27 @@ export MAILDIR=$HOME/Mail
 # export DOCKER_HOST=unix://$XDG_RUNTIME_DIR/docker.sock
 
 source_if_exists $HOME/.cargo/env
-source_if_exists $HOME/.ghcup/env
+source_if_exists "${GHCUP_INSTALL_BASE_PREFIX:=$HOME}/.ghcup/env"
 
-export PATH="$HOME/.local/bin:$HOME/.local/scripts:$HOME/.dotnet/tools:$PATH:$HOME/go/bin:$HOME/.idris2/bin:$HOME/.opam/default/bin"
-export PATH="$HOME/.local/share/prt:$PATH"
-[ -f "${GHCUP_INSTALL_BASE_PREFIX:=$HOME}/.ghcup/env" ] && source "${GHCUP_INSTALL_BASE_PREFIX:=$HOME}/.ghcup/env"
+append_path "$HOME/.local/bin"
+append_path "$HOME/.local/scripts"
+append_path "$HOME/.dotnet/tools"
+append_path "$HOME/go/bin"
+append_path "$HOME/.idris2/bin"
+append_path "$HOME/.opam/default/bin"
+append_path "$HOME/.local/share/prt"
+# [ -f "${GHCUP_INSTALL_BASE_PREFIX:=$HOME}/.ghcup/env" ] && source "${GHCUP_INSTALL_BASE_PREFIX:=$HOME}/.ghcup/env"
 
-[[ -s $HOME/.autojump/etc/profile.d/autojump.sh ]] && source $HOME/.autojump/etc/profile.d/autojump.sh
+# [[ -s $HOME/.autojump/etc/profile.d/autojump.sh ]] && source $HOME/.autojump/etc/profile.d/autojump.sh
 autoload -U compinit && compinit -u
+eval $(opam env)
 
 # opam configuration
-test -r /home/michael/.opam/opam-init/init.zsh && . /home/michael/.opam/opam-init/init.zsh > /dev/null 2> /dev/null || true
+# test -r /home/michael/.opam/opam-init/init.zsh && . /home/michael/.opam/opam-init/init.zsh > /dev/null 2> /dev/null || true
+
+function rgc() {
+    rg --color always $@ | bat --color always
+}
 
 function loadnpm() {
     export NVM_DIR="$HOME/.nvm"
diff --git a/executable_dot_xsessionrc b/executable_dot_xsessionrc
new file mode 100644
index 0000000..adebd5d
--- /dev/null
+++ b/executable_dot_xsessionrc
@@ -0,0 +1,2 @@
+#!/bin/bash
+xinput set-prop 'Synaptics TM3276-031' 'libinput Tapping Enabled' 1