diff --git a/go/enclave/enclave_rpc_service.go b/go/enclave/enclave_rpc_service.go
index 1e0c41a7d..caedcc7ea 100644
--- a/go/enclave/enclave_rpc_service.go
+++ b/go/enclave/enclave_rpc_service.go
@@ -138,9 +138,8 @@ func (e *enclaveRPCService) EnclavePublicConfig(context.Context) (*common.Enclav
 		publicCallbacksAddress = &gethcommon.Address{}
 	}
 
-	publicContracts := e.scb.PublicSystemContracts()
 	publicContractsMap := make(map[string]gethcommon.Address)
-	for name, address := range publicContracts {
+	for name, address := range e.scb.PublicSystemContracts() {
 		publicContractsMap[name] = *address
 	}