diff --git a/Casks/microsoft-office.rb b/Casks/microsoft-office.rb
index cef6afc265c..e552bca6bc3 100644
--- a/Casks/microsoft-office.rb
+++ b/Casks/microsoft-office.rb
@@ -1,6 +1,6 @@
 cask 'microsoft-office' do
-  version '15.29.16120900'
-  sha256 '3de84470f261eb84016ca080fc6764d167fc9ad6bf5bdfc227a6266f48c80a0b'
+  version '15.30.17010700'
+  sha256 '8242e7b00ae7e2564a785d830d0e62732926221ff76f60d86775fd29101ef922'
 
   # officecdn.microsoft.com/pr/C1297A47-86C4-4C1F-97FA-950631F94777/OfficeMac/ was verified as official when first introduced to the cask
   url "https://officecdn.microsoft.com/pr/C1297A47-86C4-4C1F-97FA-950631F94777/OfficeMac/Microsoft_Office_2016_#{version}_Installer.pkg"