diff --git a/src/cmfd_utils.f90 b/src/cmfd_utils.f90
index 6c591d3437..205d95842a 100644
--- a/src/cmfd_utils.f90
+++ b/src/cmfd_utils.f90
@@ -211,7 +211,7 @@ contains
         ! set macro_bins
         t % macro_bins(1) % scalar = MACRO_FLUX
         t % macro_bins(2) % scalar = MACRO_TOTAL
-        t % macro_bins(3) % scalar = MACRO_SCATTER_2
+        t % macro_bins(3) % scalar = MACRO_SCATTER_1
 
       else if (i == 2) then