diff --git a/Library/Homebrew/test/cask/cli/search_spec.rb b/Library/Homebrew/test/cask/cli/search_spec.rb
index 48a4d556d7..06f0b4b32c 100644
--- a/Library/Homebrew/test/cask/cli/search_spec.rb
+++ b/Library/Homebrew/test/cask/cli/search_spec.rb
@@ -30,7 +30,7 @@ describe Hbc::CLI::Search, :cask do
       local-caffeine
       local-transmission
     EOS
-    .and output(/^Error: reason\n/).to_stderr
+    .and output(/^Warning: Online search failed: reason/).to_stderr
   end
 
   it "shows that there are no Casks matching a search term that did not result in anything" do