diff --git a/src/eth/execute.yaml b/src/eth/execute.yaml
index 174fd021..ed4b4a3a 100644
--- a/src/eth/execute.yaml
+++ b/src/eth/execute.yaml
@@ -44,6 +44,7 @@
     schema:
       title: Access list result
       type: object
+      additionalProperties: false
       properties:
         accessList:
           title: "accessList"
diff --git a/src/eth/fee_market.yaml b/src/eth/fee_market.yaml
index 5ec7f73a..f45a4396 100644
--- a/src/eth/fee_market.yaml
+++ b/src/eth/fee_market.yaml
@@ -49,6 +49,7 @@
         - oldestBlock
         - baseFeePerGas
         - gasUsedRatio
+      additionalProperties: false
       properties:
         oldestBlock:
           title: oldestBlock
diff --git a/src/schemas/block.yaml b/src/schemas/block.yaml
index 6773e770..9def2bdf 100644
--- a/src/schemas/block.yaml
+++ b/src/schemas/block.yaml
@@ -2,6 +2,7 @@ Block:
   title: Block object
   type: object
   required:
+    - hash
     - parentHash
     - sha3Uncles
     - miner
@@ -19,7 +20,11 @@ Block:
     - size
     - transactions
     - uncles
+  additionalProperties: false
   properties:
+    hash:
+      title: Hash
+      $ref: '#/components/schemas/hash32'
     parentHash:
       title: Parent block hash
       $ref: '#/components/schemas/hash32'
@@ -86,7 +91,7 @@ Block:
         - title: Full transactions
           type: array
           items:
-            $ref: '#/components/schemas/TransactionSigned'
+            $ref: '#/components/schemas/TransactionInfo'
     withdrawals:
       title: Withdrawals
       type: array
@@ -130,6 +135,7 @@ BadBlock:
     - block
     - hash
     - rlp
+  additionalProperties: false
   properties:
     block:
       title: Block
diff --git a/src/schemas/client.yaml b/src/schemas/client.yaml
index faafb48c..e1163d03 100644
--- a/src/schemas/client.yaml
+++ b/src/schemas/client.yaml
@@ -3,6 +3,7 @@ SyncingStatus:
   oneOf:
     - title: Syncing progress
       type: object
+      additionalProperties: false
       properties:
         startingBlock:
           title: Starting block
diff --git a/src/schemas/filter.yaml b/src/schemas/filter.yaml
index 51ebf0d7..2d454204 100644
--- a/src/schemas/filter.yaml
+++ b/src/schemas/filter.yaml
@@ -16,6 +16,7 @@ FilterResults:
 Filter:
   title: filter
   type: object
+  additionalProperties: false
   properties:
     fromBlock:
       title: from block
diff --git a/src/schemas/receipt.yaml b/src/schemas/receipt.yaml
index e57b4f12..3d500a19 100644
--- a/src/schemas/receipt.yaml
+++ b/src/schemas/receipt.yaml
@@ -3,6 +3,7 @@ Log:
   type: object
   required:
     - transactionHash
+  additionalProperties: false
   properties:
     removed:
       title: removed
@@ -47,7 +48,11 @@ ReceiptInfo:
     - transactionHash
     - transactionIndex
     - effectiveGasPrice
+  additionalProperties: false
   properties:
+    type:
+      title: type
+      $ref: '#/components/schemas/byte'
     transactionHash:
       title: transaction hash
       $ref: '#/components/schemas/hash32'
diff --git a/src/schemas/state.yaml b/src/schemas/state.yaml
index 80e97206..c2259ce7 100644
--- a/src/schemas/state.yaml
+++ b/src/schemas/state.yaml
@@ -9,6 +9,7 @@ AccountProof:
     - nonce
     - storageHash
     - storageProof
+  additionalProperties: false
   properties:
     address:
       title: address
@@ -42,6 +43,7 @@ StorageProof:
     - key
     - value
     - proof
+  additionalProperties: false
   properties:
     key:
       title: key
diff --git a/src/schemas/transaction.yaml b/src/schemas/transaction.yaml
index bf8166af..6df72162 100644
--- a/src/schemas/transaction.yaml
+++ b/src/schemas/transaction.yaml
@@ -1,6 +1,7 @@
 AccessListEntry:
   title: Access list entry
   type: object
+  additionalProperties: false
   properties:
     address:
       $ref: '#/components/schemas/address'
@@ -224,6 +225,7 @@ TransactionInfo:
         - from
         - hash
         - transactionIndex
+      unevaluatedProperties: false
       properties:
         blockHash:
           title: block hash
@@ -244,6 +246,7 @@ TransactionInfo:
 GenericTransaction:
   type: object
   title: Transaction object generic to all types
+  additionalProperties: false
   properties:
     type:
       title: type
diff --git a/src/schemas/withdrawal.yaml b/src/schemas/withdrawal.yaml
index b1ff44c8..2e350a97 100644
--- a/src/schemas/withdrawal.yaml
+++ b/src/schemas/withdrawal.yaml
@@ -6,6 +6,7 @@ Withdrawal:
     - validatorIndex
     - address
     - amount
+  additionalProperties: false
   properties:
     index:
       title: index of withdrawal