diff --git a/core/src/builder/transaction/operator_collateral.rs b/core/src/builder/transaction/operator_collateral.rs
index 69ec236e4..4f773b62f 100644
--- a/core/src/builder/transaction/operator_collateral.rs
+++ b/core/src/builder/transaction/operator_collateral.rs
@@ -21,6 +21,7 @@ use crate::builder::transaction::output::UnspentTxOut;
 use crate::builder::transaction::txhandler::TxHandler;
 use crate::builder::transaction::*;
 use crate::config::protocol::ProtocolParamset;
+use crate::constants::MIN_TAPROOT_AMOUNT;
 use crate::errors::BridgeError;
 use crate::rpc::clementine::NumberedSignatureKind;
 use bitcoin::Sequence;
@@ -407,7 +408,8 @@ pub fn create_burn_unused_kickoff_connectors_txhandler(
             Sequence::from_height(1),
         );
     }
-    if !paramset.bridge_nonstandard && input_amount >= paramset.anchor_amount() {
+    if !paramset.bridge_nonstandard && input_amount >= paramset.anchor_amount() + MIN_TAPROOT_AMOUNT
+    {
         // if we use standard tx's, kickoff utxo's will hold some sats so we can return the change to the change address
         // but if we use nonstandard tx's with 0 sat values then the change is 0 anyway, no need to add an output
         tx_handler_builder = tx_handler_builder.add_output(UnspentTxOut::from_partial(TxOut {
diff --git a/core/src/deposit.rs b/core/src/deposit.rs
index c12721eeb..d39837d2f 100644
--- a/core/src/deposit.rs
+++ b/core/src/deposit.rs
@@ -216,8 +216,8 @@ impl DepositData {
 
     /// Checks if all watchtowers are unique.
     pub fn are_all_watchtowers_unique(&self) -> bool {
-        let set: HashSet<_> = self.actors.watchtowers.iter().collect();
-        set.len() == self.actors.watchtowers.len()
+        let set: HashSet<_> = self.get_watchtowers().into_iter().collect();
+        set.len() == self.get_num_watchtowers()
     }
 
     /// Checks if all operators are unique.
diff --git a/core/src/extended_bitcoin_rpc.rs b/core/src/extended_bitcoin_rpc.rs
index 64306635e..b04386052 100644
--- a/core/src/extended_bitcoin_rpc.rs
+++ b/core/src/extended_bitcoin_rpc.rs
@@ -1037,7 +1037,7 @@ impl ExtendedBitcoinRpc {
         )
         .wrap_err("Failed to convert fee to sat")?;
 
-        let current_fee_rate_sat_kwu = current_fee_sat as f64 / tx_weight as f64 * 1000.0;
+        let current_fee_rate_sat_kwu = current_fee_sat as f64 * 1000.0 / tx_weight as f64;
 
         tracing::trace!(
             "Bump fee with fee rate txid: {txid} - Current fee sat: {current_fee_sat} - current fee rate: {current_fee_rate_sat_kwu}"
diff --git a/core/src/states/kickoff.rs b/core/src/states/kickoff.rs
index 482e23ad5..a4609cdba 100644
--- a/core/src/states/kickoff.rs
+++ b/core/src/states/kickoff.rs
@@ -454,6 +454,7 @@ impl<T: Owner> KickoffStateMachine<T> {
                 self.create_matcher_for_latest_blockhash_if_ready(context)
                     .await;
                 self.send_operator_asserts_if_ready(context).await;
+                self.disprove_if_ready(context).await;
                 Handled
             }
             // When an operator assert is detected in Bitcoin,