diff --git a/types/genesis.go b/types/genesis.go
index 5c27bd5..a4b860b 100644
--- a/types/genesis.go
+++ b/types/genesis.go
@@ -8,10 +8,9 @@ func NewGenesisState(collections []Collection) *GenesisState {
 	}
 }
 
-
 func ValidateGenesis(data GenesisState) error {
 	for _, c := range data.Collections {
-		if err := ValidateDenomID(c.Denom.Name); err != nil {
+		if err := ValidateDenomID(c.Denom.Id); err != nil {
 			return err
 		}
 
@@ -30,4 +29,4 @@ func ValidateGenesis(data GenesisState) error {
 		}
 	}
 	return nil
-}
\ No newline at end of file
+}