diff --git a/beacon_chain/spec/eth2_apis/eth2_rest_serialization.nim b/beacon_chain/spec/eth2_apis/eth2_rest_serialization.nim
index 9c0ffe6df..668dac558 100644
--- a/beacon_chain/spec/eth2_apis/eth2_rest_serialization.nim
+++ b/beacon_chain/spec/eth2_apis/eth2_rest_serialization.nim
@@ -5,6 +5,8 @@
 #   * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
 # at your option. This file may not be copied, modified, or distributed except according to those terms.
 
+{.push raises: [].}
+
 import std/[typetraits, strutils]
 import stew/[assign2, results, base10, byteutils, endians2], presto/common,
        libp2p/peerid, serialization, json_serialization,
@@ -162,9 +164,8 @@ type
 
   RestBlockTypes* = phase0.BeaconBlock | altair.BeaconBlock |
                     bellatrix.BeaconBlock | capella.BeaconBlock |
-                    DenebBlockContents | capella_mev.BlindedBeaconBlock
-
-{.push raises: [].}
+                    DenebBlockContents | capella_mev.BlindedBeaconBlock |
+                    deneb_mev.BlindedBeaconBlock
 
 proc prepareJsonResponse*(t: typedesc[RestApiResponse], d: auto): seq[byte] =
   let res =
@@ -1223,7 +1224,7 @@ proc readValue*[BlockType: ForkedBlindedBeaconBlock](
     let res =
       try:
         RestJson.decode(string(data.get()),
-                        capella_mev.BlindedBeaconBlock,
+                        deneb_mev.BlindedBeaconBlock,
                         requireAllFields = true,
                         allowUnknownFields = true)
       except SerializationError as exc:
@@ -3483,7 +3484,7 @@ proc decodeBytes*[T: DecodeConsensysTypes](
       case fork
       of ConsensusFork.Deneb:
         let
-          blck = ? readSszResBytes(capella_mev.BlindedBeaconBlock, value)
+          blck = ? readSszResBytes(deneb_mev.BlindedBeaconBlock, value)
           forked = ForkedBlindedBeaconBlock(
             kind: ConsensusFork.Deneb, denebData: blck)
         ok(ProduceBlindedBlockResponse(forked))
diff --git a/beacon_chain/spec/forks.nim b/beacon_chain/spec/forks.nim
index 1e696fcfa..5cd8f8c42 100644
--- a/beacon_chain/spec/forks.nim
+++ b/beacon_chain/spec/forks.nim
@@ -155,7 +155,7 @@ type
     of ConsensusFork.Altair:    altairData*:    altair.BeaconBlock
     of ConsensusFork.Bellatrix: bellatrixData*: bellatrix_mev.BlindedBeaconBlock
     of ConsensusFork.Capella:   capellaData*:   capella_mev.BlindedBeaconBlock
-    of ConsensusFork.Deneb:     denebData*:     capella_mev.BlindedBeaconBlock
+    of ConsensusFork.Deneb:     denebData*:     deneb_mev.BlindedBeaconBlock
 
   ForkedTrustedBeaconBlock* = object
     case kind*: ConsensusFork
@@ -191,7 +191,7 @@ type
     of ConsensusFork.Altair:    altairData*:    altair.SignedBeaconBlock
     of ConsensusFork.Bellatrix: bellatrixData*: bellatrix_mev.SignedBlindedBeaconBlock
     of ConsensusFork.Capella:   capellaData*:   capella_mev.SignedBlindedBeaconBlock
-    of ConsensusFork.Deneb:     denebData*:     capella_mev.SignedBlindedBeaconBlock
+    of ConsensusFork.Deneb:     denebData*:     deneb_mev.SignedBlindedBeaconBlock
 
   ForkySigVerifiedSignedBeaconBlock* =
     phase0.SigVerifiedSignedBeaconBlock |
@@ -562,8 +562,8 @@ func init*(T: type ForkedSignedBlindedBeaconBlock,
                                                         signature: signature))
   of ConsensusFork.Deneb:
     T(kind: ConsensusFork.Deneb,
-      denebData: capella_mev.SignedBlindedBeaconBlock(message: forked.denebData,
-                                                      signature: signature))
+      denebData: deneb_mev.SignedBlindedBeaconBlock(message: forked.denebData,
+                                                    signature: signature))
 
 template init*(T: type ForkedMsgTrustedSignedBeaconBlock, blck: phase0.MsgTrustedSignedBeaconBlock): T =
   T(kind: ConsensusFork.Phase0,    phase0Data: blck)