diff --git a/include/mcl/bn.hpp b/include/mcl/bn.hpp
index dbea7f6..e408137 100644
--- a/include/mcl/bn.hpp
+++ b/include/mcl/bn.hpp
@@ -2242,7 +2242,7 @@ inline const Fr& getG2cofactorAdjInv()
 inline bool ethMsgToFp2(Fp2& out, const void *msg, size_t msgSize, uint8_t ctr, const void *dst, size_t dstSize)
 {
 	if (!BN::param.isBLS12) return false;
-	hashToFp2(out, msg, msgSize, ctr, dst, dstSize);
+	hashToFp2old(out, msg, msgSize, ctr, dst, dstSize);
 	return true;
 }
 
diff --git a/include/mcl/mapto_wb19.hpp b/include/mcl/mapto_wb19.hpp
index 306ff68..b53478b 100644
--- a/include/mcl/mapto_wb19.hpp
+++ b/include/mcl/mapto_wb19.hpp
@@ -11,7 +11,7 @@ namespace mcl {
 
 // ctr = 0 or 1 or 2
 template<class Fp2>
-inline void hashToFp2(Fp2& out, const void *msg, size_t msgSize, uint8_t ctr, const void *dst, size_t dstSize)
+inline void hashToFp2old(Fp2& out, const void *msg, size_t msgSize, uint8_t ctr, const void *dst, size_t dstSize)
 {
 	const bool addZeroByte = true; // append zero byte to msg
 	assert(ctr <= 2);
@@ -440,7 +440,7 @@ struct MapToG2_WB19 {
 		clear_h2(P, P);
 	}
 	// hash-to-curve-06
-	void hashToFp2v6(Fp2 out[2], const void *msg, size_t msgSize, const void *dst, size_t dstSize) const
+	void hashToFp2(Fp2 out[2], const void *msg, size_t msgSize, const void *dst, size_t dstSize) const
 	{
 		uint8_t md[256];
 		mcl::fp::expand_message_xmd06(md, msg, msgSize, dst, dstSize);
@@ -457,10 +457,10 @@ struct MapToG2_WB19 {
 	{
 		Fp2 t[2];
 		if (draftVersion_ == 5) {
-			hashToFp2(t[0], msg, msgSize, 0, dst, dstSize);
-			hashToFp2(t[1], msg, msgSize, 1, dst, dstSize);
+			hashToFp2old(t[0], msg, msgSize, 0, dst, dstSize);
+			hashToFp2old(t[1], msg, msgSize, 1, dst, dstSize);
 		} else {
-			hashToFp2v6(t, msg, msgSize, dst, dstSize);
+			hashToFp2(t, msg, msgSize, dst, dstSize);
 		}
 		opt_swu2_map(out, t[0], &t[1]);
 	}
diff --git a/test/mapto_wb19_test.cpp b/test/mapto_wb19_test.cpp
index debdab7..1278a04 100644
--- a/test/mapto_wb19_test.cpp
+++ b/test/mapto_wb19_test.cpp
@@ -234,8 +234,8 @@ void toJacobi(G2& out, const G2& in)
 void py_ecc_hash_to_G2(const MapTo& mapto, G2& out, const void *msg, size_t msgSize, const void *dst, size_t dstSize)
 {
 	Fp2 t1, t2;
-	hashToFp2(t1, msg, msgSize, 0, dst, dstSize);
-	hashToFp2(t2, msg, msgSize, 1, dst, dstSize);
+	hashToFp2old(t1, msg, msgSize, 0, dst, dstSize);
+	hashToFp2old(t2, msg, msgSize, 1, dst, dstSize);
 	G2 P1, P2;
 	py_ecc_map_to_curve_G2(mapto, P1, t1);
 	py_ecc_map_to_curve_G2(mapto, P2, t2);
@@ -817,7 +817,7 @@ void testHashToFp2v6(const T& mapto)
 		const char *dst = tbl[i].dst;
 		const Fp2Str *expectStr = tbl[i].s;
 		Fp2 out[2];
-		mapto.hashToFp2v6(out, msg, strlen(msg), dst, strlen(dst));
+		mapto.hashToFp2(out, msg, strlen(msg), dst, strlen(dst));
 		Fp2 expect[2];
 		for (int j = 0; j < 2; j++) {
 			set(expect[j], expectStr[j]);