diff --git a/core/types/transaction.go b/core/types/transaction.go
index 7d2e9d5325..d6de9ae73e 100644
--- a/core/types/transaction.go
+++ b/core/types/transaction.go
@@ -57,9 +57,9 @@ type Transaction struct {
 	time  time.Time // Time first seen locally (spam avoidance)
 
 	// caches
-	hash atomic.Value
-	size atomic.Value
-	from atomic.Value
+	hash atomic.Pointer[common.Hash]
+	size atomic.Uint64
+	from atomic.Pointer[sigCache]
 }
 
 // NewTx creates a new transaction.
@@ -462,7 +462,7 @@ func (tx *Transaction) Time() time.Time {
 // Hash returns the transaction hash.
 func (tx *Transaction) Hash() common.Hash {
 	if hash := tx.hash.Load(); hash != nil {
-		return hash.(common.Hash)
+		return *hash
 	}
 
 	var h common.Hash
@@ -471,15 +471,15 @@ func (tx *Transaction) Hash() common.Hash {
 	} else {
 		h = prefixedRlpHash(tx.Type(), tx.inner)
 	}
-	tx.hash.Store(h)
+	tx.hash.Store(&h)
 	return h
 }
 
 // Size returns the true encoded storage size of the transaction, either by encoding
 // and returning it, or returning a previously cached value.
 func (tx *Transaction) Size() uint64 {
-	if size := tx.size.Load(); size != nil {
-		return size.(uint64)
+	if size := tx.size.Load(); size > 0 {
+		return size
 	}
 
 	// Cache miss, encode and cache.
diff --git a/core/types/transaction_signing.go b/core/types/transaction_signing.go
index 70dee0776e..6e5f6712f8 100644
--- a/core/types/transaction_signing.go
+++ b/core/types/transaction_signing.go
@@ -128,8 +128,7 @@ func MustSignNewTx(prv *ecdsa.PrivateKey, s Signer, txdata TxData) *Transaction
 // signing method. The cache is invalidated if the cached signer does
 // not match the signer used in the current call.
 func Sender(signer Signer, tx *Transaction) (common.Address, error) {
-	if sc := tx.from.Load(); sc != nil {
-		sigCache := sc.(sigCache)
+	if sigCache := tx.from.Load(); sigCache != nil {
 		// If the signer used to derive from in a previous
 		// call is not the same as used current, invalidate
 		// the cache.
@@ -142,7 +141,7 @@ func Sender(signer Signer, tx *Transaction) (common.Address, error) {
 	if err != nil {
 		return common.Address{}, err
 	}
-	tx.from.Store(sigCache{signer: signer, from: addr})
+	tx.from.Store(&sigCache{signer: signer, from: addr})
 	return addr, nil
 }