diff --git a/activerecord/test/cases/sanitize_test.rb b/activerecord/test/cases/sanitize_test.rb
index c7cc214c3fa9..dca85fb5ebcb 100644
--- a/activerecord/test/cases/sanitize_test.rb
+++ b/activerecord/test/cases/sanitize_test.rb
@@ -74,7 +74,7 @@ def self.search(term)
       end
     end
 
-    assert_sql /LIKE '20!% !_reduction!_!!'/ do
+    assert_sql(/LIKE '20!% !_reduction!_!!'/) do
       searchable_post.search("20% _reduction_!").to_a
     end
   end