diff --git a/internal/auth/auth.go b/internal/auth/auth.go
index 7908963..a0bde18 100644
--- a/internal/auth/auth.go
+++ b/internal/auth/auth.go
@@ -69,14 +69,13 @@ func newError(msg string, args ...any) error {
 
 func NewVehicleTokenCheck(contractAddr string) func(context.Context, any, graphql.Resolver) (any, error) {
 	requiredAddr := common.HexToAddress(contractAddr)
-
 	return func(ctx context.Context, _ any, next graphql.Resolver) (any, error) {
 		vehicleTokenID, err := getArg[int](ctx, tokenIdArg)
 		if err != nil {
 			return nil, UnauthorizedError{err: err}
 		}
 
-		if err := headerTokenMatchesQuery(ctx, requiredAddr, vehicleTokenID); err != nil {
+		if err := validateHeader(ctx, requiredAddr, vehicleTokenID); err != nil {
 			return nil, UnauthorizedError{err: err}
 		}
 
@@ -86,7 +85,6 @@ func NewVehicleTokenCheck(contractAddr string) func(context.Context, any, graphq
 
 func NewManufacturerTokenCheck(contractAddr string, identitySvc IdentityService) func(context.Context, any, graphql.Resolver) (any, error) {
 	requiredAddr := common.HexToAddress(contractAddr)
-
 	return func(ctx context.Context, _ any, next graphql.Resolver) (any, error) {
 		adFilter, err := getArg[model.AftermarketDeviceBy](ctx, byArg)
 		if err != nil {
@@ -98,7 +96,7 @@ func NewManufacturerTokenCheck(contractAddr string, identitySvc IdentityService)
 			return nil, err
 		}
 
-		if err := headerTokenMatchesQuery(ctx, requiredAddr, adResp.ManufacturerTokenID); err != nil {
+		if err := validateHeader(ctx, requiredAddr, adResp.ManufacturerTokenID); err != nil {
 			return nil, UnauthorizedError{err: err}
 		}
 
@@ -106,7 +104,7 @@ func NewManufacturerTokenCheck(contractAddr string, identitySvc IdentityService)
 	}
 }
 
-func headerTokenMatchesQuery(ctx context.Context, requiredAddr common.Address, tokenID int) error {
+func validateHeader(ctx context.Context, requiredAddr common.Address, tokenID int) error {
 	claim, err := getTelemetryClaim(ctx)
 	if err != nil {
 		return err