diff --git a/Examples/test-suite/ruby/abstract_typedef_runme.rb b/Examples/test-suite/ruby/abstract_typedef_runme.rb
index 5e9f17cb3..c6514deea 100644
--- a/Examples/test-suite/ruby/abstract_typedef_runme.rb
+++ b/Examples/test-suite/ruby/abstract_typedef_runme.rb
@@ -5,5 +5,5 @@ include Abstract_typedef
 e = Engine.new
 a = A.new
 
-raise RuntimeError if a.write(e) != 1
+raise RuntimeError if a.write(e) != true