diff --git a/api/deneb/builderbid_ssz.go b/api/deneb/builderbid_ssz.go
index 4b11c8a..1ea5961 100644
--- a/api/deneb/builderbid_ssz.go
+++ b/api/deneb/builderbid_ssz.go
@@ -1,12 +1,12 @@
 // Code generated by fastssz. DO NOT EDIT.
-// Hash: aa736df6fb4c29f4f8a429d0a08a8276f4908553b86fd7d4d68aacb369b9dff5
+// Hash: 7892d1b8a34d12e16ce7b5e0af8aef325f91e09b3a36208f80b706f3ffed4b78
 // Version: 0.1.3
 package deneb
 
 import (
 	"github.com/attestantio/go-eth2-client/spec/deneb"
-	"github.com/holiman/uint256"
 	ssz "github.com/ferranbt/fastssz"
+	"github.com/holiman/uint256"
 )
 
 // MarshalSSZ ssz marshals the BuilderBid object
@@ -17,7 +17,7 @@ func (b *BuilderBid) MarshalSSZ() ([]byte, error) {
 // MarshalSSZTo ssz marshals the BuilderBid object to a target array
 func (b *BuilderBid) MarshalSSZTo(buf []byte) (dst []byte, err error) {
 	dst = buf
-	offset := int(312)
+	offset := int(88)
 
 	// Offset (0) 'Header'
 	dst = ssz.WriteOffset(dst, offset)
@@ -60,7 +60,7 @@ func (b *BuilderBid) MarshalSSZTo(buf []byte) (dst []byte, err error) {
 func (b *BuilderBid) UnmarshalSSZ(buf []byte) error {
 	var err error
 	size := uint64(len(buf))
-	if size < 312 {
+	if size < 88 {
 		return ssz.ErrSize
 	}
 
@@ -72,7 +72,7 @@ func (b *BuilderBid) UnmarshalSSZ(buf []byte) error {
 		return ssz.ErrOffset
 	}
 
-	if o0 < 312 {
+	if o0 < 88 {
 		return ssz.ErrInvalidVariableOffset
 	}
 
@@ -84,7 +84,7 @@ func (b *BuilderBid) UnmarshalSSZ(buf []byte) error {
 	// Field (2) 'Value'
 	value := make([]byte, 32)
 	for i := 0; i < 32; i++ {
-		value[i] = buf[35-i]
+		value[i] = buf[39-i]
 	}
 	if b.Value == nil {
 		b.Value = new(uint256.Int)
@@ -92,7 +92,7 @@ func (b *BuilderBid) UnmarshalSSZ(buf []byte) error {
 	b.Value.SetBytes32(value)
 
 	// Field (3) 'Pubkey'
-	copy(b.Pubkey[:], buf[264:312])
+	copy(b.Pubkey[:], buf[40:88])
 
 	// Field (0) 'Header'
 	{
@@ -122,7 +122,7 @@ func (b *BuilderBid) UnmarshalSSZ(buf []byte) error {
 
 // SizeSSZ returns the ssz encoded size in bytes for the BuilderBid object
 func (b *BuilderBid) SizeSSZ() (size int) {
-	size = 312
+	size = 88
 
 	// Field (0) 'Header'
 	if b.Header == nil {