diff --git a/src/gtest/test_consensus.cpp b/src/gtest/test_consensus.cpp
index ce08b7879..46dd730dd 100644
--- a/src/gtest/test_consensus.cpp
+++ b/src/gtest/test_consensus.cpp
@@ -25,9 +25,10 @@ TEST(ConsensusTests, LibsodiumPubkeyValidation) {
     // small order; this is currently part of our consensus rules.
     // libsodium >= 1.0.16 rejects all pubkeys with small order.
     //
-    // These test vectors were generated by finding pairs of points (A, p) both
-    // in the eight-torsion subgroup such that R = B + p and R = [1] B - [k] A
-    // (where k = SHA512(bytes(R) || bytes(A) || message) as in Ed25519).
+    // These test vectors were generated by finding pairs of points (A, P) both
+    // in the eight-torsion subgroup such that R = B + P and R = [1] B - [k] A
+    // (where SHA512(bytes(R) || bytes(A) || message) represents k in
+    // little-endian order, as in Ed25519).
     TestLibsodiumEd25519SignatureVerification(
         "Test vector 1",
         "zcash ed25519 libsodium compatibility",