diff --git a/aliases.sh b/aliases.sh
index 623892a..e2cf6c0 100644
--- a/aliases.sh
+++ b/aliases.sh
@@ -53,12 +53,6 @@ alias dokku='ssh -t dokku@dokku.isnet.uk'
 
 alias pacman='~/.src/archnews/archnews_wrap'
 
-alias npm_real=$(command -v npm)
-function npm {
-  echo "Please use Yarn instead!!"
-  echo "  If you must use npm use: 'npm_real'"
-}
-
 # lf gets confused by TERMINFO env var when running in tmux
 # https://github.com/gokcehan/lf/issues/138#issuecomment-464477665
 if [ -n "$TERMINFO" ] ; then
diff --git a/profile b/profile
index 0d2a11d..8f73c78 100644
--- a/profile
+++ b/profile
@@ -2,8 +2,21 @@ export SHELL_CONFIG="$SHELL_CONFIG:.profile"
 export EDITOR=/usr/bin/vim
 export BROWSER=/usr/bin/qutebrowser
 
-ruby_path=$(ruby -r rubygems -e "puts Gem.user_dir")/bin
-yarn_path=$(yarn global bin)
+if command -v ruby ; then
+	ruby_path=$(ruby -r rubygems -e "puts Gem.user_dir")/bin
+	export PATH="$ruby_path:$PATH"
+fi &> /dev/null
+
+if command -v yarn ; then
+	yarn_path=$(yarn global bin)
+	export PATH="$yarn_path:$PATH"
+
+	alias npm_real=$(command -v npm)
+	function npm {
+		echo "Please use Yarn instead!!"
+		echo "  If you must use npm use: 'npm_real'"
+	}
+fi &> /dev/null
 
 export PATH="$HOME/.bin:$HOME/.local/bin:$yarn_path:$ruby_path:$PATH"