diff --git a/go.mod b/go.mod
index 5ff2c47..0e54686 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.23.1
 
 require (
 	github.com/avast/retry-go/v4 v4.5.1
-	github.com/babylonlabs-io/babylon v0.17.2
+	github.com/babylonlabs-io/babylon v0.18.0
 	github.com/babylonlabs-io/staking-queue-client v0.4.7-0.20241203052145-e50972fc19c9
 	github.com/btcsuite/btcd v0.24.3-0.20241011125836-24eb815168f4
 	github.com/btcsuite/btcd/btcec/v2 v2.3.4
diff --git a/go.sum b/go.sum
index 112c5f4..82725d4 100644
--- a/go.sum
+++ b/go.sum
@@ -280,8 +280,8 @@ github.com/aws/aws-sdk-go v1.44.122/go.mod h1:y4AeaBuwd2Lk+GepC1E9v0qOiTws0MIWAX
 github.com/aws/aws-sdk-go v1.44.312 h1:llrElfzeqG/YOLFFKjg1xNpZCFJ2xraIi3PqSuP+95k=
 github.com/aws/aws-sdk-go v1.44.312/go.mod h1:aVsgQcEevwlmQ7qHE9I3h+dtQgpqhFB+i8Phjh7fkwI=
 github.com/aws/aws-sdk-go-v2 v0.18.0/go.mod h1:JWVYvqSMppoMJC0x5wdwiImzgXTI9FuZwxzkQq9wy+g=
-github.com/babylonlabs-io/babylon v0.17.2 h1:CzBXYFOZLg3+ijfqIsisETAzRVp5AGKNO2FG63w0HUo=
-github.com/babylonlabs-io/babylon v0.17.2/go.mod h1:sT+KG2U+M0tDMNZZ2L5CwlXX0OpagGEs56BiWXqaZFw=
+github.com/babylonlabs-io/babylon v0.18.0 h1:phMY/GiR9N5MpD3XCmvyPpZkc1I3kTM9yX+Cf0h3OnU=
+github.com/babylonlabs-io/babylon v0.18.0/go.mod h1:sT+KG2U+M0tDMNZZ2L5CwlXX0OpagGEs56BiWXqaZFw=
 github.com/babylonlabs-io/staking-queue-client v0.4.7-0.20241203052145-e50972fc19c9 h1:4UGpRPm5oxj3P8QNrGrkiQtlQYTAgsWzXJFi8oD7zpY=
 github.com/babylonlabs-io/staking-queue-client v0.4.7-0.20241203052145-e50972fc19c9/go.mod h1:n3fr3c+9LNiJlyETmcrVk94Zn76rAADhGZKxX+rVf+Q=
 github.com/benbjohnson/clock v1.1.0/go.mod h1:J11/hYXuz8f4ySSvYwY0FKfm+ezbsZBKZxNJlLklBHA=
diff --git a/internal/clients/bbnclient/bbnclient.go b/internal/clients/bbnclient/bbnclient.go
index d089485..998660b 100644
--- a/internal/clients/bbnclient/bbnclient.go
+++ b/internal/clients/bbnclient/bbnclient.go
@@ -94,6 +94,10 @@ func (c *BBNClient) GetAllStakingParams(ctx context.Context) (map[uint32]*Stakin
 		if err := params.Params.Validate(); err != nil {
 			return nil, fmt.Errorf("failed to validate staking params for version %d: %w", version, err)
 		}
+		// BBN is missing the btcActivationHeight validation in the staking params
+		if params.Params.BtcActivationHeight == 0 {
+			return nil, fmt.Errorf("btc activation height is not set")
+		}
 
 		allParams[version] = FromBbnStakingParams(params.Params)
 		version++
diff --git a/internal/clients/bbnclient/types.go b/internal/clients/bbnclient/types.go
index 052d891..68087e1 100644
--- a/internal/clients/bbnclient/types.go
+++ b/internal/clients/bbnclient/types.go
@@ -19,11 +19,12 @@ type StakingParams struct {
 	SlashingPkScript             string   `bson:"slashing_pk_script"`
 	MinSlashingTxFeeSat          int64    `bson:"min_slashing_tx_fee_sat"`
 	SlashingRate                 string   `bson:"slashing_rate"`
-	MinUnbondingTimeBlocks       uint32   `bson:"min_unbonding_time_blocks"`
+	UnbondingTimeBlocks          uint32   `bson:"unbonding_time_blocks"`
 	UnbondingFeeSat              int64    `bson:"unbonding_fee_sat"`
 	MinCommissionRate            string   `bson:"min_commission_rate"`
 	DelegationCreationBaseGasFee uint64   `bson:"delegation_creation_base_gas_fee"`
 	AllowListExpirationHeight    uint64   `bson:"allow_list_expiration_height"`
+	BtcActivationHeight          uint32   `bson:"btc_activation_height"`
 }
 
 type CheckpointParams struct {
@@ -43,11 +44,12 @@ func FromBbnStakingParams(params stakingtypes.Params) *StakingParams {
 		SlashingPkScript:             hex.EncodeToString(params.SlashingPkScript),
 		MinSlashingTxFeeSat:          params.MinSlashingTxFeeSat,
 		SlashingRate:                 params.SlashingRate.String(),
-		MinUnbondingTimeBlocks:       params.MinUnbondingTimeBlocks,
+		UnbondingTimeBlocks:          params.UnbondingTimeBlocks,
 		UnbondingFeeSat:              params.UnbondingFeeSat,
 		MinCommissionRate:            params.MinCommissionRate.String(),
 		DelegationCreationBaseGasFee: params.DelegationCreationBaseGasFee,
 		AllowListExpirationHeight:    params.AllowListExpirationHeight,
+		BtcActivationHeight:          params.BtcActivationHeight,
 	}
 }
 
diff --git a/internal/services/watch_btc_events.go b/internal/services/watch_btc_events.go
index 49654e9..010a194 100644
--- a/internal/services/watch_btc_events.go
+++ b/internal/services/watch_btc_events.go
@@ -348,7 +348,7 @@ func (s *Service) startWatchingSlashingChange(
 	if err != nil {
 		return fmt.Errorf("failed to get staking params: %w", err)
 	}
-	slashingChangeTimelockExpireHeight := spendingHeight + stakingParams.MinUnbondingTimeBlocks
+	slashingChangeTimelockExpireHeight := spendingHeight + stakingParams.UnbondingTimeBlocks
 
 	// Save timelock expire to mark it as Withdrawn (sub state - timelock_slashing/early_unbonding_slashing)
 	if err := s.db.SaveNewTimeLockExpire(