diff --git a/src/carrot_core/payment_proposal.cpp b/src/carrot_core/payment_proposal.cpp
index 66cc3c376..16d1730b4 100644
--- a/src/carrot_core/payment_proposal.cpp
+++ b/src/carrot_core/payment_proposal.cpp
@@ -220,6 +220,12 @@ bool operator==(const CarrotPaymentProposalSelfSendV1 &a, const CarrotPaymentPro
            0 == memcmp(&a.enote_ephemeral_pubkey, &b.enote_ephemeral_pubkey, sizeof(mx25519_pubkey));
 }
 //-------------------------------------------------------------------------------------------------------------------
+crypto::secret_key get_enote_ephemeral_privkey(const CarrotPaymentProposalV1 &proposal,
+    const input_context_t &input_context)
+{
+    return get_enote_ephemeral_privkey(proposal.randomness, proposal.destination, input_context);
+}
+//-------------------------------------------------------------------------------------------------------------------
 mx25519_pubkey get_enote_ephemeral_pubkey(const CarrotPaymentProposalV1 &proposal,
     const input_context_t &input_context)
 {
diff --git a/src/carrot_core/payment_proposal.h b/src/carrot_core/payment_proposal.h
index c49f35a31..9bc3afbae 100644
--- a/src/carrot_core/payment_proposal.h
+++ b/src/carrot_core/payment_proposal.h
@@ -96,6 +96,14 @@ bool operator==(const CarrotPaymentProposalV1 &a, const CarrotPaymentProposalV1
 /// equality operators
 bool operator==(const CarrotPaymentProposalSelfSendV1 &a, const CarrotPaymentProposalSelfSendV1 &b);
 
+/**
+* brief: get_enote_ephemeral_privkey - get the proposal's enote ephemeral privkey d_e
+* param: proposal -
+* param: input_context -
+* return: d_e
+*/
+crypto::secret_key get_enote_ephemeral_privkey(const CarrotPaymentProposalV1 &proposal,
+    const input_context_t &input_context);
 /**
 * brief: get_enote_ephemeral_pubkey - get the proposal's enote ephemeral pubkey D_e
 * param: proposal -