diff --git a/proto/migration/v1alpha1_to_v1_test.go b/proto/migration/v1alpha1_to_v1_test.go
index f98c0376d7..b717090dfc 100644
--- a/proto/migration/v1alpha1_to_v1_test.go
+++ b/proto/migration/v1alpha1_to_v1_test.go
@@ -86,6 +86,25 @@ func Test_V1Alpha1ToV1SignedBlock(t *testing.T) {
 		DepositCount: depositCount,
 		BlockHash:    blockHash,
 	}
+	alphaBlock.Block.Body.Attestations = []*ethpbalpha.Attestation{
+		{
+			AggregationBits: bitfield.NewBitlist(2048),
+			Data: &ethpbalpha.AttestationData{
+				Slot:            slot,
+				CommitteeIndex:  99,
+				BeaconBlockRoot: bodyRoot,
+				Source: &ethpbalpha.Checkpoint{
+					Epoch: epoch,
+					Root:  bodyRoot,
+				},
+				Target: &ethpbalpha.Checkpoint{
+					Epoch: epoch,
+					Root:  bodyRoot,
+				},
+			},
+			Signature: signature,
+		},
+	}
 	alphaBlock.Signature = signature
 
 	v1Block, err := V1Alpha1ToV1SignedBlock(alphaBlock)
@@ -109,6 +128,25 @@ func Test_V1ToV1Alpha1SignedBlock(t *testing.T) {
 		DepositCount: depositCount,
 		BlockHash:    blockHash,
 	}
+	v1Block.Block.Body.Attestations = []*ethpbv1.Attestation{
+		{
+			AggregationBits: bitfield.NewBitlist(2048),
+			Data: &ethpbv1.AttestationData{
+				Slot:            slot,
+				Index:           99,
+				BeaconBlockRoot: bodyRoot,
+				Source: &ethpbv1.Checkpoint{
+					Epoch: epoch,
+					Root:  bodyRoot,
+				},
+				Target: &ethpbv1.Checkpoint{
+					Epoch: epoch,
+					Root:  bodyRoot,
+				},
+			},
+			Signature: signature,
+		},
+	}
 	v1Block.Signature = signature
 
 	alphaBlock, err := V1ToV1Alpha1SignedBlock(v1Block)
@@ -132,6 +170,25 @@ func Test_AltairToV1Alpha1SignedBlock(t *testing.T) {
 		DepositCount: depositCount,
 		BlockHash:    blockHash,
 	}
+	v2Block.Message.Body.Attestations = []*ethpbv1.Attestation{
+		{
+			AggregationBits: bitfield.NewBitlist(2048),
+			Data: &ethpbv1.AttestationData{
+				Slot:            slot,
+				Index:           99,
+				BeaconBlockRoot: bodyRoot,
+				Source: &ethpbv1.Checkpoint{
+					Epoch: epoch,
+					Root:  bodyRoot,
+				},
+				Target: &ethpbv1.Checkpoint{
+					Epoch: epoch,
+					Root:  bodyRoot,
+				},
+			},
+			Signature: signature,
+		},
+	}
 	syncCommitteeBits := bitfield.NewBitvector512()
 	syncCommitteeBits.SetBitAt(100, true)
 	v2Block.Message.Body.SyncAggregate = &ethpbv1.SyncAggregate{
@@ -161,6 +218,25 @@ func Test_V1ToV1Alpha1Block(t *testing.T) {
 		DepositCount: depositCount,
 		BlockHash:    blockHash,
 	}
+	alphaBlock.Body.Attestations = []*ethpbalpha.Attestation{
+		{
+			AggregationBits: bitfield.NewBitlist(2048),
+			Data: &ethpbalpha.AttestationData{
+				Slot:            slot,
+				CommitteeIndex:  99,
+				BeaconBlockRoot: bodyRoot,
+				Source: &ethpbalpha.Checkpoint{
+					Epoch: epoch,
+					Root:  bodyRoot,
+				},
+				Target: &ethpbalpha.Checkpoint{
+					Epoch: epoch,
+					Root:  bodyRoot,
+				},
+			},
+			Signature: signature,
+		},
+	}
 
 	v1Block, err := V1Alpha1ToV1Block(alphaBlock)
 	require.NoError(t, err)