diff --git a/Casks/m/mat.rb b/Casks/m/mat.rb
index 55da1e801a..caebae9025 100644
--- a/Casks/m/mat.rb
+++ b/Casks/m/mat.rb
@@ -16,7 +16,7 @@ cask "mat" do
     regex(/href=.*?MemoryAnalyzer-(\d+(?:\.\d+)*).*?\.dmg/i)
   end
 
-  app "mat.app"
+  app "MemoryAnalyzer.app"
 
   zap trash: "~/Library/Preferences/org.eclipse.mat.ui.rcp.MemoryAnalyzer.plist"
 end