diff --git a/core/src/main/java/org/libdohj/params/RavencoinMainNetParams.java b/core/src/main/java/org/libdohj/params/RavencoinMainNetParams.java
index 5861f3d9..3290a574 100644
--- a/core/src/main/java/org/libdohj/params/RavencoinMainNetParams.java
+++ b/core/src/main/java/org/libdohj/params/RavencoinMainNetParams.java
@@ -107,7 +107,7 @@ public class RavencoinMainNetParams extends AbstractRavencoinParams {
         }
 
         Sha256Hash merkleRoot = Sha256Hash.wrap("28ff00a867739a352523808d301f504bc4547699398d70faf2266a8bae5f3516");
-        AltcoinBlock genesisBlock = new AltcoinBlock(params, Block.BLOCK_VERSION_GENESIS, Sha256Hash.ZERO_HASH,
+        AltcoinBlock genesisBlock = new AltcoinBlock(params, 4, Sha256Hash.ZERO_HASH,
                 merkleRoot, 1514999494L, 0x1e00ffffL, 25023712, Arrays.asList(t));
                 // from https://github.com/RavenProject/Ravencoin/blob/master/src/chainparams.cpp