diff --git a/specs/core/0_beacon-chain.md b/specs/core/0_beacon-chain.md
index 9bcb8c3ae..fa95dc871 100644
--- a/specs/core/0_beacon-chain.md
+++ b/specs/core/0_beacon-chain.md
@@ -198,7 +198,7 @@ A `SpecialRecord` has the following fields:
 ```python
 {
     # Kind
-    'kind': 'uint8',
+    'kind': 'uint64',
     # Data
     'data': 'bytes'
 }
@@ -271,7 +271,7 @@ A `ValidatorRecord` has the following fields:
     # Balance in Gwei
     'balance': 'uint64',
     # Status code
-    'status': 'uint8',
+    'status': 'uint64',
     # Slot when validator last changed status (or 0)
     'last_status_change_slot': 'uint64'
     # Sequence number when validator exited (or 0)