diff --git a/pkg/core/native/crypto.go b/pkg/core/native/crypto.go
index bcc6b2f60..d63a20c70 100644
--- a/pkg/core/native/crypto.go
+++ b/pkg/core/native/crypto.go
@@ -39,8 +39,8 @@ type NamedCurveHash byte
 const (
 	Secp256k1Sha256    NamedCurveHash = 22
 	Secp256r1Sha256    NamedCurveHash = 23
-	Secp256k1Keccak256 NamedCurveHash = 24
-	Secp256r1Keccak256 NamedCurveHash = 25
+	Secp256k1Keccak256 NamedCurveHash = 122
+	Secp256r1Keccak256 NamedCurveHash = 123
 )
 
 const cryptoContractID = -3
diff --git a/pkg/core/native/crypto_test.go b/pkg/core/native/crypto_test.go
index db8207f73..0227a9da8 100644
--- a/pkg/core/native/crypto_test.go
+++ b/pkg/core/native/crypto_test.go
@@ -199,7 +199,7 @@ func testECDSAVerify(t *testing.T, curve NamedCurveHash) {
 		runCase(t, true, false, msg, priv.PublicKey().Bytes(), sign, new(big.Int).Add(big.NewInt(math.MaxInt64), big.NewInt(1)))
 	})
 	t.Run("unknown curve", func(t *testing.T) {
-		runCase(t, true, false, msg, priv.PublicKey().Bytes(), sign, int64(123))
+		runCase(t, true, false, msg, priv.PublicKey().Bytes(), sign, int64(124))
 	})
 	t.Run("invalid signature", func(t *testing.T) {
 		s := priv.Sign(msg)
diff --git a/pkg/core/native/native_test/cryptolib_verification_test.go b/pkg/core/native/native_test/cryptolib_verification_test.go
index f119a8556..2143a1217 100644
--- a/pkg/core/native/native_test/cryptolib_verification_test.go
+++ b/pkg/core/native/native_test/cryptolib_verification_test.go
@@ -175,7 +175,7 @@ func buildKoblitzVerificationScript(t *testing.T, pub *keys.PublicKey) []byte {
 	// READY: loaded 110 instructions
 	// NEO-GO-VM 0 > ops
 	// INDEX    OPCODE       PARAMETER
-	// 0        PUSHINT8     24 (18)    <<
+	// 0        PUSHINT8     122 (7a)    <<
 	// 2        SWAP
 	// 3        PUSHDATA1    02a088bfab1e4b4bede7d4624572861b401cb20c3b14e90687bd8862272a4e6166
 	// 38       SYSCALL      System.Runtime.GetNetwork (c5fba0e0)
@@ -232,7 +232,7 @@ func buildKoblitzVerificationScriptSimpleSingleHash(t *testing.T, pub *keys.Publ
 	// READY: loaded 98 instructions
 	// NEO-GO-VM 0 > ops
 	// INDEX    OPCODE       PARAMETER
-	// 0        PUSHINT8     24 (18)    <<
+	// 0        PUSHINT8     122 (7a)    <<
 	// 2        SWAP
 	// 3        PUSHDATA1    0363d7a48125a76cdea6e098c9f128e82920ed428e5fb4caf1d7f81c16cad0c205
 	// 38       SYSCALL      System.Runtime.GetNetwork (c5fba0e0)
@@ -288,7 +288,7 @@ func buildKoblitzVerificationScriptSimpleSingleHashStaticMagic(t *testing.T, pub
 	// READY: loaded 95 instructions
 	// NEO-GO-VM 0 > ops
 	// INDEX    OPCODE       PARAMETER
-	// 0        PUSHINT8     24 (18)    <<
+	// 0        PUSHINT8     122 (7a)    <<
 	// 2        SWAP
 	// 3        PUSHDATA1    0296e13080ade92a2ab722338c2a249ee8d83a14f649c68321664165f06bd110bd
 	// 38       PUSHINT8     42 (2a)
@@ -348,7 +348,7 @@ func buildKoblitzVerificationScriptSimple(t *testing.T, pub *keys.PublicKey) []b
 	// READY: loaded 136 instructions
 	// NEO-GO-VM 0 > ops
 	// INDEX    OPCODE       PARAMETER
-	// 0        PUSHINT8     24 (18)    <<
+	// 0        PUSHINT8     122 (7a)    <<
 	// 2        SWAP
 	// 3        PUSHDATA1    03a77f137afbb4b68d7a450aa5a28fe335f804c589a808494b4b626eb98707f37d
 	// 38       SYSCALL      System.Runtime.GetNetwork (c5fba0e0)
@@ -449,7 +449,7 @@ func buildKoblitzVerificationScriptCompat(t *testing.T, pub *keys.PublicKey) []b
 	// READY: loaded 186 instructions
 	// NEO-GO-VM 0 > ops
 	// INDEX    OPCODE       PARAMETER
-	// 0        PUSHINT8     24 (18)    <<
+	// 0        PUSHINT8     122 (7a)    <<
 	// 2        SWAP
 	// 3        PUSHDATA1    02627ef9c3631e3ccb8fbc4c5b6c49e38ccede5a79afb1e1b0708fbb958a7802d7
 	// 38       SYSCALL      System.Runtime.GetNetwork (c5fba0e0)
@@ -866,7 +866,7 @@ func buildKoblitzMultisigVerificationScript(t *testing.T, m int, pubs keys.Publi
 	// 193      GE
 	// 194      OR
 	// 195      JMPIF        261 (66/42)
-	// 197      PUSHINT8     24 (18)
+	// 197      PUSHINT8     122 (7a)
 	// 199      LDLOC0
 	// 200      LDLOC3
 	// 201      PICKITEM
diff --git a/pkg/interop/native/crypto/crypto.go b/pkg/interop/native/crypto/crypto.go
index 40fd1a0e3..b3574fcde 100644
--- a/pkg/interop/native/crypto/crypto.go
+++ b/pkg/interop/native/crypto/crypto.go
@@ -20,8 +20,8 @@ type NamedCurveHash byte
 const (
 	Secp256k1Sha256    NamedCurveHash = 22
 	Secp256r1Sha256    NamedCurveHash = 23
-	Secp256k1Keccak256 NamedCurveHash = 24
-	Secp256r1Keccak256 NamedCurveHash = 25
+	Secp256k1Keccak256 NamedCurveHash = 122
+	Secp256r1Keccak256 NamedCurveHash = 123
 )
 
 // Sha256 calls `sha256` method of native CryptoLib contract and computes SHA256 hash of b.
diff --git a/pkg/services/rpcsrv/server_test.go b/pkg/services/rpcsrv/server_test.go
index 439b27dd4..f6c89d7fd 100644
--- a/pkg/services/rpcsrv/server_test.go
+++ b/pkg/services/rpcsrv/server_test.go
@@ -3239,11 +3239,11 @@ func testRPCProtocol(t *testing.T, doRPCCall func(string, string, *testing.T) []
 			checkCalc(t, tx, 2315100) // Perfectly matches FeeIsMultiSigContract() C# test.
 		})
 		t.Run("Koblitz custom multisignature witness", func(t *testing.T) {
-			tx := "AAIAAACWP5gAAAAAAIBniwAAAAAAAgAAAAFSPSnnAijsThGazYipphHw5ljbTgEAVgsVDBQBAgMAAAAAAAAAAAAAAAAAAAAAAAwUUj0p5wIo7E4Rms2IqaYR8OZY204UwB8MCHRyYW5zZmVyDBTPduKL0AYsSkeO41VhARMZ88+k0kFifVtSAcwMQgxAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAxCDEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADEIMQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAD9BgFXBQBDEygFSQlAE8BwDCEDL5dNUWO0ZANmSz16KYRBbhmdzE7u8DguVYmWcRLdiF4MIQNFg/P7jBdGcTXcxgjfua/nv6taGb4rLqQXYGQ3LtfuLQwhA0hxJZ8CzRWOQpvE/60SPZ7bVYGr6Kl1MiZBLnvtDpsdDCECkTKVLY6bY2bFkIbD+dViOp7w2eZ2ZWr+1kH4qFNKkP8UwHFBxfug4AMAAAAAAQAAAJ4UjUEtUQgwEM6LchBzEHRrE7hsFLiSJEIAGGhrzmlszmoUwB8MD3ZlcmlmeVdpdGhFQ0RzYQwUG/V1qxGJaIQTYQo1oSiGzeC2bHJBYn1bUmuec2ycdCK5axOz"
+			tx := "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"
 			resp := checkErrGetResult(t, calcReqExactly(t, tx), false, 0)
 			res := new(result.NetworkFee)
 			require.NoError(t, json.Unmarshal(resp, res))
-			require.Equal(t, int64(8995470), res.Value)
+			require.Equal(t, int64(8992070), res.Value)
 		})
 		checkContract := func(t *testing.T, verAcc util.Uint160, invoc []byte, fee int64) {
 			txScript, err := smartcontract.CreateCallWithAssertScript(chain.UtilityTokenHash(), "transfer",