diff --git a/adapters/sn2core/sn2core.go b/adapters/sn2core/sn2core.go
index 354f47f0d1..8ae70e1163 100644
--- a/adapters/sn2core/sn2core.go
+++ b/adapters/sn2core/sn2core.go
@@ -46,7 +46,6 @@ func AdaptBlock(response *starknet.Block, sig *starknet.Signature) (*core.Block,
 			GlobalStateRoot:  response.StateRoot,
 			Timestamp:        response.Timestamp,
 			ProtocolVersion:  response.Version,
-			ExtraData:        nil,
 			SequencerAddress: response.SequencerAddress,
 			TransactionCount: uint64(len(response.Transactions)),
 			EventCount:       eventCount,
diff --git a/adapters/sn2core/sn2core_test.go b/adapters/sn2core/sn2core_test.go
index ebe62fb50a..394b9e0a76 100644
--- a/adapters/sn2core/sn2core_test.go
+++ b/adapters/sn2core/sn2core_test.go
@@ -91,7 +91,6 @@ func TestAdaptBlock(t *testing.T) {
 			}
 			assert.Equal(t, expectedEventCount, block.EventCount)
 			assert.Equal(t, test.protocolVersion, block.ProtocolVersion)
-			assert.Nil(t, block.ExtraData)
 
 			if test.sig != nil {
 				require.Len(t, block.Signatures, 1)
diff --git a/core/block.go b/core/block.go
index 8fdd16a58a..7ad9004598 100644
--- a/core/block.go
+++ b/core/block.go
@@ -31,8 +31,6 @@ type Header struct {
 	Timestamp uint64
 	// The version of the Starknet protocol used when creating this block
 	ProtocolVersion string
-	// Extraneous data that might be useful for running transactions
-	ExtraData *felt.Felt
 	// Bloom filter on the events emitted this block
 	EventsBloom *bloom.BloomFilter
 	// Amount of WEI charged per Gas spent