diff --git a/lang/jvm/src/main/scala/com/wavesplatform/crypto/Curve25519.scala b/lang/jvm/src/main/scala/com/wavesplatform/crypto/Curve25519.scala
index 3e19e95287c..40f876471ff 100644
--- a/lang/jvm/src/main/scala/com/wavesplatform/crypto/Curve25519.scala
+++ b/lang/jvm/src/main/scala/com/wavesplatform/crypto/Curve25519.scala
@@ -1,16 +1,9 @@
 package com.wavesplatform.crypto
 
-import java.lang.reflect.Constructor
-
 import org.whispersystems.curve25519.OpportunisticCurve25519Provider
 
 object Curve25519 {
-  private lazy val provider: OpportunisticCurve25519Provider = {
-    val constructor = classOf[OpportunisticCurve25519Provider].getDeclaredConstructors.head
-      .asInstanceOf[Constructor[OpportunisticCurve25519Provider]]
-    constructor.setAccessible(true)
-    constructor.newInstance()
-  }
+  private lazy val provider = new OpportunisticCurve25519Provider()
 
   val KeyLength: Int = 32
 
diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index 001304596ec..3957eda9a9e 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -31,7 +31,7 @@ object Dependencies {
   val logback            = "ch.qos.logback"      % "logback-classic"   % "1.3.11" // 1.4.x and later is built for Java 11
   val janino             = "org.codehaus.janino" % "janino"            % "3.1.10"
   val asyncHttpClient    = "org.asynchttpclient" % "async-http-client" % "2.12.3"
-  val curve25519         = "com.wavesplatform"   % "curve25519-java"   % "0.6.5"
+  val curve25519         = "com.wavesplatform"   % "curve25519-java"   % "0.6.6"
   val nettyHandler       = "io.netty"            % "netty-handler"     % "4.1.94.Final"
 
   val catsCore  = catsModule("core", "2.9.0")
@@ -66,10 +66,10 @@ object Dependencies {
       shapeless.value,
       "org.typelevel" %%% "cats-mtl" % "1.3.1",
       "ch.obermuhlner"  % "big-math" % "2.3.2",
+      googleGuava,
       curve25519,
       bouncyCastleProvider,
-      "com.wavesplatform" % "zwaves"       % "0.1.0-SNAPSHOT",
-      "com.wavesplatform" % "zwaves-bn256" % "0.1.5-SNAPSHOT",
+      "com.wavesplatform" % "zwaves" % "0.1.7-23-SNAPSHOT",
       web3jModule("crypto")
     ) ++ langCompilerPlugins.value ++ scalapbRuntime.value ++ protobuf.value
   )