diff --git a/WW3/CMakeLists.txt b/WW3/CMakeLists.txt
index 3d957d8..5c7afd8 100644
--- a/WW3/CMakeLists.txt
+++ b/WW3/CMakeLists.txt
@@ -1,7 +1,7 @@
 ### Global definitions, flags, etc
 
 ## List of switches
-list(APPEND switches "CESMCOUPLED" "NCO" "DIST" "MPI" "PR1" "FLX4" "ST6" "STAB0" "LN1" "NL1" "BT1" "DB1" "MLIM" "TR0" "BS0" "RWND" "WNX1" "WNT1" "CRX1" "CRT1" "O0" "O1" "O2" "O3" "O4" "O5" "O6" "O7" "O14" "O15" "IS0" "REF0" "NOGRB" "IC0")
+list(APPEND switches "CESMCOUPLED" "DIST" "MPI" "PR1" "FLX4" "ST6" "STAB0" "LN1" "NL1" "BT1" "DB1" "MLIM" "TR0" "BS0" "RWND" "WNX1" "WNT0" "CRX1" "CRT0" "O0" "O1" "O2" "O3" "O4" "O5" "O6" "O7" "O14" "O15" "IS2" "REF0" "NOGRB" "IC3")
 
 ## Global compile definitions
 foreach(switch ${switches})