diff --git a/Library/Homebrew/cmd/audit.rb b/Library/Homebrew/cmd/audit.rb
index 3a8aa876f8..47b673c5f3 100644
--- a/Library/Homebrew/cmd/audit.rb
+++ b/Library/Homebrew/cmd/audit.rb
@@ -137,6 +137,9 @@ class FormulaAuditor
     f.deps.each do |dep|
       begin
         dep_f = dep.to_formula
+      rescue TapFormulaUnavailableError
+        # Don't complain about missing cross-tap dependencies
+        next
       rescue FormulaUnavailableError
         problem "Can't find dependency #{dep.name.inspect}."
         next