diff --git a/Library/Homebrew/cask/lib/hbc/installer.rb b/Library/Homebrew/cask/lib/hbc/installer.rb
index cbe62e1961..a0fe425141 100644
--- a/Library/Homebrew/cask/lib/hbc/installer.rb
+++ b/Library/Homebrew/cask/lib/hbc/installer.rb
@@ -90,7 +90,9 @@ module Hbc
       install_artifacts
       enable_accessibility_access
 
-      ::Utils::Analytics.report_event("cask_install", @cask.token)
+      unless @cask.tap&.private?
+        ::Utils::Analytics.report_event("cask_install", @cask.token)
+      end
 
       puts summary
     end