diff --git a/src/SerializedValidation.cpp b/src/SerializedValidation.cpp
index 7026806395..209f870948 100644
--- a/src/SerializedValidation.cpp
+++ b/src/SerializedValidation.cpp
@@ -22,9 +22,8 @@ SerializedValidation::SerializedValidation(const uint256& ledgerHash, const Newc
 	: STObject(sValidationFormat), mSignature("Signature"), mTrusted(false)
 {
 	setValueFieldH256(sfLedgerHash, ledgerHash);
-	NewcoinAddress na(NewcoinAddress::createNodePublic(naSeed));
-	if (na.isValid())
-		setValueFieldVL(sfSigningKey, na.getNodePublic());
+	if (naSeed.isValid())
+		setValueFieldVL(sfSigningKey, NewcoinAddress::createNodePublic(naSeed).getNodePublic());
 	if (!isFull) setFlag(sFullFlag);
 
 	NewcoinAddress::createNodePrivate(naSeed).signNodePrivate(getSigningHash(), mSignature.peekValue());