diff --git a/test/control.cpp b/test/control.cpp
index 060ef2c..866e000 100644
--- a/test/control.cpp
+++ b/test/control.cpp
@@ -37,5 +37,5 @@ BEGIN BOOST_PP_WHILE(PRED, OP_1, 50) == 0 END
 # define OP_2(d, state) BOOST_PP_DEC(BOOST_PP_ADD(BOOST_PP_WHILE(PRED, OP_1, state), state))
 # define OP_3(d, state) BOOST_PP_DEC(BOOST_PP_ADD_D(d, BOOST_PP_WHILE_ ## d(PRED, OP_1, state), state))
 
-BEGIN BOOST_PP_WHILE(PRED, OP_3, 10) == 0 END
+BEGIN BOOST_PP_WHILE(PRED, OP_2, 10) == 0 END
 BEGIN BOOST_PP_WHILE(PRED, OP_3, 10) == 0 END