diff --git a/apps/wallet-mobile/src/yoroi-wallets/cardano/cip30/cip30-ledger.ts b/apps/wallet-mobile/src/yoroi-wallets/cardano/cip30/cip30-ledger.ts
index b375a2f489..e15827c8b8 100644
--- a/apps/wallet-mobile/src/yoroi-wallets/cardano/cip30/cip30-ledger.ts
+++ b/apps/wallet-mobile/src/yoroi-wallets/cardano/cip30/cip30-ledger.ts
@@ -1,4 +1,5 @@
 import {Transaction, WasmModuleProxy} from '@emurgo/cross-csl-core'
+import {has_transaction_set_tag, TransactionSetsState} from '@emurgo/csl-mobile-bridge'
 import {createSignedLedgerTxFromCbor} from '@emurgo/yoroi-lib'
 import {normalizeToAddress} from '@emurgo/yoroi-lib/dist/internals/utils/addresses'
 import {HW, Wallet} from '@yoroi/types'
@@ -21,10 +22,16 @@ class CIP30LedgerExtension {
   async signTx(cbor: string, partial: boolean, hwDeviceInfo: HW.DeviceInfo, useUSB: boolean): Promise<Transaction> {
     const {csl, release} = wrappedCsl()
     try {
-      const tx = await csl.Transaction.fromHex(cbor)
+      const tx = await csl.FixedTransaction.fromHex(cbor)
       if (!partial) await assertHasAllSigners(cbor, this.wallet, this.meta)
       const txBody = await tx.body()
 
+      const transactionSetTag = await has_transaction_set_tag(await txBody.toBytes())
+
+      if (transactionSetTag === TransactionSetsState.MixedSets) {
+        throw new Error('Mixed transaction sets are not supported when using a HW wallet')
+      }
+
       const payload = await toLedgerSignRequest(
         csl,
         txBody,