diff --git a/specs/phase0/beacon-chain.md b/specs/phase0/beacon-chain.md
index 7e14fa951..e5eb12006 100644
--- a/specs/phase0/beacon-chain.md
+++ b/specs/phase0/beacon-chain.md
@@ -1903,7 +1903,7 @@ def process_voluntary_exit(state: BeaconState, signed_voluntary_exit: SignedVolu
     # Verify the validator has been active long enough
     assert get_current_epoch(state) >= validator.activation_epoch + SHARD_COMMITTEE_PERIOD
     # Verify signature
-    domain = get_domain(state, DOMAIN_VOLUNTARY_EXIT, voluntary_exit.epoch)
+    domain = get_domain(state, DOMAIN_VOLUNTARY_EXIT, min(voluntary_exit.epoch, CAPELLA_FORK_EPOCH))
     signing_root = compute_signing_root(voluntary_exit, domain)
     assert bls.Verify(validator.pubkey, signing_root, signed_voluntary_exit.signature)
     # Initiate exit