diff --git a/bin/html2pdf b/bin/html2pdf
index 60e29738..37660525 100755
--- a/bin/html2pdf
+++ b/bin/html2pdf
@@ -5,10 +5,7 @@
 #
 # Note: MAC ONLY!
 
-if ! is_mac; then
-    echo "Mac-only script!"
-    exit
-elif ! command_exists wkhtmltopdf; then
+if ! command -v "wkhtmltopdf" &> /dev/null; then
     # wkhtmltopdf > 0.9.9 has a habit of hanging after it completes, so we
     # install 0.9.9 explicitly instead.
     brew install https://raw.github.com/mxcl/homebrew/6e2d550cf4961129a790bfb0973f8e88704f439d/Library/Formula/wkhtmltopdf.rb
diff --git a/bin/prowl b/bin/prowl
deleted file mode 100755
index 6913a637..00000000
--- a/bin/prowl
+++ /dev/null
@@ -1,25 +0,0 @@
-#!/usr/bin/env ruby
-
-# A quick script for sending myself prowl notifications
-
-require 'prowl'
-
-APIKEY_FILE = File.expand_path("~/.prowl-apikey")
-
-if ARGV.length != 3
-    p "Usage: prowl [appname] [title] [message]"
-    exit
-end
-
-if not File.exists? APIKEY_FILE
-    p "#{APIKEY_FILE} does not exist. Create it!"
-    exit
-end
-
-api_key = File.read(APIKEY_FILE).strip
-Prowl.add(
-    :apikey      => api_key,
-    :application => ARGV[0],
-    :event       => ARGV[1],
-    :description => ARGV[2]
-)