diff --git a/cmd/devp2p/internal/ethtest/suite.go b/cmd/devp2p/internal/ethtest/suite.go
index d9efe26244..b5cc27a2b5 100644
--- a/cmd/devp2p/internal/ethtest/suite.go
+++ b/cmd/devp2p/internal/ethtest/suite.go
@@ -754,8 +754,8 @@ func makeSidecar(data ...byte) *types.BlobTxSidecar {
 	)
 	for i := range blobs {
 		blobs[i][0] = data[i]
-		c, _ := kzg4844.BlobToCommitment(blobs[i])
-		p, _ := kzg4844.ComputeBlobProof(blobs[i], c)
+		c, _ := kzg4844.BlobToCommitment(&blobs[i])
+		p, _ := kzg4844.ComputeBlobProof(&blobs[i], c)
 		commitments = append(commitments, c)
 		proofs = append(proofs, p)
 	}
diff --git a/internal/ethapi/api_test.go b/internal/ethapi/api_test.go
index 3f69f86144..5636309589 100644
--- a/internal/ethapi/api_test.go
+++ b/internal/ethapi/api_test.go
@@ -1088,7 +1088,8 @@ func TestFillBlobTransaction(t *testing.T) {
 			Config: params.MergedTestChainConfig,
 			Alloc:  types.GenesisAlloc{},
 		}
-		emptyBlob                      = kzg4844.Blob{}
+		emptyBlob                      = new(kzg4844.Blob)
+		emptyBlobs                     = []kzg4844.Blob{*emptyBlob}
 		emptyBlobCommit, _             = kzg4844.BlobToCommitment(emptyBlob)
 		emptyBlobProof, _              = kzg4844.ComputeBlobProof(emptyBlob, emptyBlobCommit)
 		emptyBlobHash      common.Hash = kzg4844.CalcBlobHashV1(sha256.New(), &emptyBlobCommit)
@@ -1171,14 +1172,14 @@ func TestFillBlobTransaction(t *testing.T) {
 				From:        &b.acc.Address,
 				To:          &to,
 				Value:       (*hexutil.Big)(big.NewInt(1)),
-				Blobs:       []kzg4844.Blob{emptyBlob},
+				Blobs:       emptyBlobs,
 				Commitments: []kzg4844.Commitment{emptyBlobCommit},
 				Proofs:      []kzg4844.Proof{emptyBlobProof},
 			},
 			want: &result{
 				Hashes: []common.Hash{emptyBlobHash},
 				Sidecar: &types.BlobTxSidecar{
-					Blobs:       []kzg4844.Blob{emptyBlob},
+					Blobs:       emptyBlobs,
 					Commitments: []kzg4844.Commitment{emptyBlobCommit},
 					Proofs:      []kzg4844.Proof{emptyBlobProof},
 				},
@@ -1191,14 +1192,14 @@ func TestFillBlobTransaction(t *testing.T) {
 				To:          &to,
 				Value:       (*hexutil.Big)(big.NewInt(1)),
 				BlobHashes:  []common.Hash{emptyBlobHash},
-				Blobs:       []kzg4844.Blob{emptyBlob},
+				Blobs:       emptyBlobs,
 				Commitments: []kzg4844.Commitment{emptyBlobCommit},
 				Proofs:      []kzg4844.Proof{emptyBlobProof},
 			},
 			want: &result{
 				Hashes: []common.Hash{emptyBlobHash},
 				Sidecar: &types.BlobTxSidecar{
-					Blobs:       []kzg4844.Blob{emptyBlob},
+					Blobs:       emptyBlobs,
 					Commitments: []kzg4844.Commitment{emptyBlobCommit},
 					Proofs:      []kzg4844.Proof{emptyBlobProof},
 				},
@@ -1211,7 +1212,7 @@ func TestFillBlobTransaction(t *testing.T) {
 				To:          &to,
 				Value:       (*hexutil.Big)(big.NewInt(1)),
 				BlobHashes:  []common.Hash{{0x01, 0x22}},
-				Blobs:       []kzg4844.Blob{emptyBlob},
+				Blobs:       emptyBlobs,
 				Commitments: []kzg4844.Commitment{emptyBlobCommit},
 				Proofs:      []kzg4844.Proof{emptyBlobProof},
 			},
@@ -1223,12 +1224,12 @@ func TestFillBlobTransaction(t *testing.T) {
 				From:  &b.acc.Address,
 				To:    &to,
 				Value: (*hexutil.Big)(big.NewInt(1)),
-				Blobs: []kzg4844.Blob{emptyBlob},
+				Blobs: emptyBlobs,
 			},
 			want: &result{
 				Hashes: []common.Hash{emptyBlobHash},
 				Sidecar: &types.BlobTxSidecar{
-					Blobs:       []kzg4844.Blob{emptyBlob},
+					Blobs:       emptyBlobs,
 					Commitments: []kzg4844.Commitment{emptyBlobCommit},
 					Proofs:      []kzg4844.Proof{emptyBlobProof},
 				},