diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5973c0c..c7350a7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,9 @@ This CHANGELOG follows the format listed [here](https://github.com/sensu-plugins
 Which is based on [Keep A Changelog](http://keepachangelog.com/)
 
 ## [Unreleased]
+### Added
+- add option to run binaries with `sudo`
+- add option to check-raid to specify the path to MegaCli binary
 
 ## [2.0.3] - 2019-02-17
 ### Fixed
diff --git a/bin/check-raid.rb b/bin/check-raid.rb
index 199a66c..ae5a0bb 100755
--- a/bin/check-raid.rb
+++ b/bin/check-raid.rb
@@ -18,6 +18,12 @@
 #   gem: sensu-plugin
 #
 # USAGE:
+#   Use `--sudo true` option if the binaries require root permissions.
+#
+#   Create a file named /etc/sudoers.d/sensu-check-raid
+#     and list all allowed commands with the correct path and options:
+#   Example:
+#     sensu ALL=(ALL) NOPASSWD: /usr/sbin/megacli -AdpAllInfo -aALL -NoLog
 #
 # NOTES:
 #
@@ -38,6 +44,20 @@ class CheckRaid < Sensu::Plugin::Check::CLI
          long: '--log VALUE',
          boolean: true,
          default: false
+
+  option :sudo,
+         description: 'Uses sudo to run commands',
+         short: '-s VALUE',
+         long: '--sudo VALUE',
+         boolean: true,
+         default: false
+
+  option :megacli,
+         description: 'the MegaCli executable',
+         short: '-m CMD',
+         long: '--megacli CMD',
+         default: '/usr/sbin/megacli'
+
   # Check software raid
   #
   def check_software_raid
@@ -57,7 +77,7 @@ def check_software_raid
   #
   def check_hp
     return unless File.exist?('/usr/bin/cciss_vol_status')
-    contents = `/usr/bin/cciss_vol_status /dev/sg0`
+    contents = `#{@cmd_prefix}/usr/bin/cciss_vol_status /dev/sg0`
     c = contents.lines.grep(/status\: OK\./)
     # #YELLOW
     if c.empty?
@@ -71,7 +91,7 @@ def check_hp
   #
   def check_adaptec
     return unless File.exist?('/usr/StorMan/arcconf')
-    contents = `/usr/StorMan/arcconf GETCONFIG 1 AL`
+    contents = `#{@cmd_prefix}/usr/StorMan/arcconf GETCONFIG 1 AL`
 
     mg = contents.lines.grep(/Controller Status/)
     # #YELLOW
@@ -106,11 +126,11 @@ def check_adaptec
   # Check Megaraid
   #
   def check_mega_raid
-    return unless File.exist?('/usr/sbin/megacli')
+    return unless File.exist?(config[:megacli])
     contents = if config[:log]
-                 `/usr/sbin/megacli -AdpAllInfo -aALL`
+                 `#{@cmd_prefix}#{config[:megacli]} -AdpAllInfo -aALL`
                else
-                 `/usr/sbin/megacli -AdpAllInfo -aALL -NoLog`
+                 `#{@cmd_prefix}#{config[:megacli]} -AdpAllInfo -aALL -NoLog`
                end
     failed = contents.lines.grep(/(Critical|Failed) Disks\s+\: 0/)
     degraded = contents.lines.grep(/Degraded\s+\: 0/)
@@ -125,6 +145,7 @@ def check_mega_raid
   # Main function
   #
   def run
+    @cmd_prefix = config[:sudo] ? 'sudo ' : ''
     check_software_raid
     unless `lspci`.lines.grep(/RAID/).empty?
       check_hp