diff --git a/src/schemas/block.yaml b/src/schemas/block.yaml
index d0df2e3c4..2660a77f5 100644
--- a/src/schemas/block.yaml
+++ b/src/schemas/block.yaml
@@ -113,6 +113,9 @@ Block:
     blockAccessListHash:
       title: EIP-7928 block access list hash
       $ref: '#/components/schemas/hash32'
+    slotNumber:
+      title: EIP-7843 slot number
+      $ref: '#/components/schemas/uint'
 BlockTag:
   title: Block tag
   type: string