diff --git a/lnwallet/aux_test_utils.go b/lnwallet/aux_test_utils.go
new file mode 100644
index 000000000..1e76a522e
--- /dev/null
+++ b/lnwallet/aux_test_utils.go
@@ -0,0 +1,31 @@
+package lnwallet
+
+import (
+	"github.com/lightningnetwork/lnd/lnwire"
+)
+
+// NewTestAuxHtlcDescriptor creates an AuxHtlcDescriptor for testing purposes.
+// This function allows tests to create descriptors with specific commit heights
+// and entry types, which are normally unexported fields.
+func NewTestAuxHtlcDescriptor(chanID lnwire.ChannelID,
+	rHash PaymentHash, timeout uint32,
+	amount lnwire.MilliSatoshi, htlcIndex, parentIndex uint64,
+	entryType uint8, customRecords lnwire.CustomRecords,
+	addHeightLocal, addHeightRemote, removeHeightLocal,
+	removeHeightRemote uint64) AuxHtlcDescriptor {
+
+	return AuxHtlcDescriptor{
+		ChanID:                   chanID,
+		RHash:                    rHash,
+		Timeout:                  timeout,
+		Amount:                   amount,
+		HtlcIndex:                htlcIndex,
+		ParentIndex:              parentIndex,
+		EntryType:                updateType(entryType),
+		CustomRecords:            customRecords,
+		addCommitHeightLocal:     addHeightLocal,
+		addCommitHeightRemote:    addHeightRemote,
+		removeCommitHeightLocal:  removeHeightLocal,
+		removeCommitHeightRemote: removeHeightRemote,
+	}
+}