diff --git a/apis/beacon/blocks/blinded_block.yaml b/apis/beacon/blocks/blinded_block.yaml
index 84a7ac42..582acf93 100644
--- a/apis/beacon/blocks/blinded_block.yaml
+++ b/apis/beacon/blocks/blinded_block.yaml
@@ -25,7 +25,7 @@ get:
             properties:
               version:
                 type: string
-                enum: [phase0, altair, bellatrix, capella]
+                enum: [phase0, altair, bellatrix, capella, eip4844]
                 example: "phase0"
               execution_optimistic:
                 $ref: "../../../beacon-node-oapi.yaml#/components/schemas/ExecutionOptimistic"
diff --git a/apis/beacon/blocks/block.v2.yaml b/apis/beacon/blocks/block.v2.yaml
index 62a6c6d1..81d6ef0c 100644
--- a/apis/beacon/blocks/block.v2.yaml
+++ b/apis/beacon/blocks/block.v2.yaml
@@ -25,7 +25,7 @@ get:
             properties:
               version:
                 type: string
-                enum: [phase0, altair, bellatrix, capella]
+                enum: [phase0, altair, bellatrix, capella, eip4844]
                 example: "phase0"
               execution_optimistic:
                 $ref: "../../../beacon-node-oapi.yaml#/components/schemas/ExecutionOptimistic"
diff --git a/apis/debug/state.v2.yaml b/apis/debug/state.v2.yaml
index 0e00f0ad..0e368070 100644
--- a/apis/debug/state.v2.yaml
+++ b/apis/debug/state.v2.yaml
@@ -25,7 +25,7 @@ get:
             properties:
               version:
                 type: string
-                enum: [ phase0, altair, bellatrix, capella ]
+                enum: [ phase0, altair, bellatrix, capella, eip4844 ]
                 example: "phase0"
               execution_optimistic:
                 $ref: "../../beacon-node-oapi.yaml#/components/schemas/ExecutionOptimistic"
diff --git a/apis/validator/block.v2.yaml b/apis/validator/block.v2.yaml
index 96993e7a..fd3b25fd 100644
--- a/apis/validator/block.v2.yaml
+++ b/apis/validator/block.v2.yaml
@@ -51,7 +51,7 @@ get:
             properties:
               version:
                 type: string
-                enum: [ phase0, altair, bellatrix, capella ]
+                enum: [ phase0, altair, bellatrix, capella, eip4844 ]
                 example: "phase0"
               data:
                 oneOf: