diff --git a/Casks/m/malwarebytes.rb b/Casks/m/malwarebytes.rb
index 7d424df9709a5..8d07b6990b581 100644
--- a/Casks/m/malwarebytes.rb
+++ b/Casks/m/malwarebytes.rb
@@ -1,6 +1,6 @@
 cask "malwarebytes" do
-  version "5.8.0.1928"
-  sha256 "db8dc6c4a56b6436805e1b04dd032df258018b6f7cc637014c557f8015ef585f"
+  version "5.9.0.1975"
+  sha256 "79f3cb87a2cc9fcf77ba8df0b3334463832e1ba1625b7f78d47acfd9ec452d32"
 
   url "https://data-cdn.mbamupdates.com/web/mb#{version.major}_mac/Malwarebytes-Mac-#{version}.pkg",
       verified: "data-cdn.mbamupdates.com/web/"