diff --git a/api/firmware/psbt_test.go b/api/firmware/psbt_test.go
index 297a06d..828fe9d 100644
--- a/api/firmware/psbt_test.go
+++ b/api/firmware/psbt_test.go
@@ -1018,7 +1018,7 @@ func TestSimulatorBTCPSBTPaymentRequest(t *testing.T) {
 
 		needsPrevTxs, err := device.BTCSignNeedsNonWitnessUTXOs(psbt_, signOptions)
 		require.NoError(t, err)
-		require.False(t, needsPrevTxs)
+		require.True(t, needsPrevTxs)
 
 		// Sign & validate
 		require.NoError(t, device.BTCSignPSBT(messages.BTCCoin_TBTC, psbt_, signOptions))
diff --git a/api/firmware/testdata/simulators.json b/api/firmware/testdata/simulators.json
index 7df0d0f..eb26182 100644
--- a/api/firmware/testdata/simulators.json
+++ b/api/firmware/testdata/simulators.json
@@ -18,5 +18,9 @@
     {
         "url": "https://github.com/BitBoxSwiss/bitbox02-firmware/releases/download/firmware%2Fv9.23.0/bitbox02-multi-v9.23.0-simulator1.0.0-linux-amd64",
         "sha256": "2740eb4be1abd1eb8603478c7a00874f2bff66e620c229348094a427ae8a1fde"
+    },
+    {
+        "url": "https://github.com/BitBoxSwiss/bitbox02-firmware/releases/download/firmware%2Fv9.24.0/bitbox02-multi-v9.24.0-simulator1.0.0-linux-amd64",
+        "sha256": "a64cefb90461f479e373b5f5dee4f340f07b4619fbcb55c87784f541b4400e34"
     }
 ]