diff --git a/pkg/trustmodelstructure/operators.go b/pkg/trustmodelstructure/operators.go
index 1258db0..925349b 100644
--- a/pkg/trustmodelstructure/operators.go
+++ b/pkg/trustmodelstructure/operators.go
@@ -8,4 +8,5 @@ const (
 	CumulativeFusion
 	WeightedFusion
 	ConsensusAndCompromiseFusion
+	NoFusion
 )