diff --git a/pom.xml b/pom.xml
index 5419d16..4591511 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>com.wavesplatform</groupId>
     <artifactId>waves-crypto</artifactId>
-    <version>2.0.6</version>
+    <version>2.0.7-SNAPSHOT</version>
 
     <name>Waves Crypto for Java</name>
     <description>Tools to work with cryptographic primitives used in the Waves blockchain</description>
diff --git a/src/main/java/com/wavesplatform/crypto/BlsUtils.java b/src/main/java/com/wavesplatform/crypto/BlsUtils.java
index c0dbfb3..b45324e 100644
--- a/src/main/java/com/wavesplatform/crypto/BlsUtils.java
+++ b/src/main/java/com/wavesplatform/crypto/BlsUtils.java
@@ -2,12 +2,15 @@
 
 import supranational.blst.*;
 
+import java.nio.charset.StandardCharsets;
+
 public class BlsUtils {
     private static final String DST = "BLS_SIG_BLS12381G2_XMD:SHA-256_SSWU_RO_NUL_";
+    private static final byte[] BLS_KEYGEN_SALT = "BLS-SIG-KEYGEN-SALT-".getBytes(StandardCharsets.UTF_8);
 
     public static SecretKey mkBlsSecretKey(byte[] seed) {
         SecretKey sk = new SecretKey();
-        sk.keygen(seed);
+        sk.keygen_v5(seed, BLS_KEYGEN_SALT);
         return sk;
     }