diff --git a/test/repeat_2nd_test.cpp b/test/repeat_2nd_test.cpp
index 4631c52..27d3f71 100644
--- a/test/repeat_2nd_test.cpp
+++ b/test/repeat_2nd_test.cpp
@@ -52,10 +52,10 @@ BOOST_PP_REPEAT(BOOST_PP_INC(IS_FUNCTION_HELPER_TEST_MAX),IS_FUNCTION_HELPER,A)
 /* *** */
 
 #define ELEM(_,X) X
-#define COL(I,_) +(BOOST_PP_ENUM(2,ELEM,-I))
+#define COL(I,_) - (BOOST_PP_ENUM(2,ELEM,I))
 #define ROW(I,_) BOOST_PP_REPEAT(I,COL,_)
 
-TEST_B 0 == (+1 +1+2 +1+2+3) + BOOST_PP_REPEAT_FROM_TO(2,5,ROW,_) TEST_E
+TEST_B 0 == (1 +1+2 +1+2+3) BOOST_PP_REPEAT_FROM_TO(2,5,ROW,_) TEST_E
 
 #undef ROW
 #undef COL