diff --git a/pkg/smartcontract/manifest/manifest.go b/pkg/smartcontract/manifest/manifest.go
index a1a2d4c9f..f517a36c6 100644
--- a/pkg/smartcontract/manifest/manifest.go
+++ b/pkg/smartcontract/manifest/manifest.go
@@ -14,8 +14,6 @@ const (
 	// MaxManifestSize is a max length for a valid contract manifest.
 	MaxManifestSize = math.MaxUint16
 
-	// NEP10StandardName represents the name of NEP10 smartcontract standard.
-	NEP10StandardName = "NEP-10"
 	// NEP11StandardName represents the name of NEP11 smartcontract standard.
 	NEP11StandardName = "NEP-11"
 	// NEP17StandardName represents the name of NEP17 smartcontract standard.