diff --git a/test/immigrant_test.rb b/test/immigrant_test.rb
index 7cf1d0b..54e0504 100644
--- a/test/immigrant_test.rb
+++ b/test/immigrant_test.rb
@@ -353,7 +353,7 @@ class Author < MockModel
           has_many :books, :finder_sql => <<-SQL
             SELECT *
             FROM books
-            WHERE author_id = \#{id}
+            WHERE author_id = \\\#{id}
             ORDER BY RANDOM() LIMIT 5'
           SQL
         end