diff --git a/Library/Homebrew/cmd/test-bot.rb b/Library/Homebrew/cmd/test-bot.rb
index f3725cbea1..4023f05d13 100644
--- a/Library/Homebrew/cmd/test-bot.rb
+++ b/Library/Homebrew/cmd/test-bot.rb
@@ -795,7 +795,11 @@ module Homebrew
     tag = pr ? "pr-#{pr}" : "testing-#{number}"
     safe_system "git", "push", "--force", remote, "master:master", ":refs/tags/#{tag}"
 
-    bintray_repo = Bintray.repository(tap.name)
+    bintray_repo = if tap
+      Bintray.repository(tap)
+    else
+      Bintray.repository(tap.name)
+    end
     bintray_repo_url = "https://api.bintray.com/packages/homebrew/#{bintray_repo}"
     formula_packaged = {}