diff --git a/specs/altair/beacon-chain.md b/specs/altair/beacon-chain.md
index 60bbd69d8..2272a3359 100644
--- a/specs/altair/beacon-chain.md
+++ b/specs/altair/beacon-chain.md
@@ -14,8 +14,8 @@
   - [Misc](#misc)
 - [Configuration](#configuration)
   - [Updated penalty values](#updated-penalty-values)
+  - [Sync committee](#sync-committee)
   - [Misc](#misc-1)
-  - [Time parameters](#time-parameters)
   - [Domain types](#domain-types)
 - [Containers](#containers)
   - [Modified containers](#modified-containers)