diff --git a/src/functionObjects/field/fieldValues/surfaceFieldValue/surfaceFieldValue.C b/src/functionObjects/field/fieldValues/surfaceFieldValue/surfaceFieldValue.C
index a398e7204c..e12e019e50 100644
--- a/src/functionObjects/field/fieldValues/surfaceFieldValue/surfaceFieldValue.C
+++ b/src/functionObjects/field/fieldValues/surfaceFieldValue/surfaceFieldValue.C
@@ -466,8 +466,6 @@ bool Foam::functionObjects::fieldValues::surfaceFieldValue::usesSf() const
         case opSum:
         case opSumMag:
         case opAverage:
-        case opSumDirection:
-        case opSumDirectionBalance:
         {
             return false;
         }