diff --git a/lib/generators/rspec/scaffold/scaffold_generator.rb b/lib/generators/rspec/scaffold/scaffold_generator.rb
index 371cc7d364..4256b42c8d 100644
--- a/lib/generators/rspec/scaffold/scaffold_generator.rb
+++ b/lib/generators/rspec/scaffold/scaffold_generator.rb
@@ -76,7 +76,7 @@ def ns_table_name
         end
 
         def ns_given?
-          ARGV.any? && ARGV[0].match(/(\w+)\/(\w+)/)
+          ARGV.any? && ARGV[0].match(/\A(\w+)\/(\w+)/)
         end
 
         # Returns the name of the mock. For example, if the file name is user,