diff --git a/src/main/scala/units/client/contract/ContractBlock.scala b/src/main/scala/units/client/contract/ContractBlock.scala
index d056c971..25379605 100644
--- a/src/main/scala/units/client/contract/ContractBlock.scala
+++ b/src/main/scala/units/client/contract/ContractBlock.scala
@@ -7,14 +7,14 @@ import units.eth.EthAddress
 import units.util.HexBytesConverter.toHex
 
 case class ContractBlock(
-                          hash: BlockHash,
-                          parentHash: BlockHash,
-                          epoch: Int,
-                          height: Long,
-                          feeRecipient: EthAddress,
-                          chainId: Long,
-                          e2cTransfersRootHash: Digest,
-                          lastC2ETransferIndex: Long
+    hash: BlockHash,
+    parentHash: BlockHash,
+    epoch: Int,
+    height: Long,
+    feeRecipient: EthAddress,
+    chainId: Long,
+    e2cTransfersRootHash: Digest,
+    lastC2ETransferIndex: Long
 ) extends CommonBlockData {
   override def toString: String =
     s"ContractBlock($hash, p=$parentHash, e=$epoch, h=$height, m=$feeRecipient, c=$chainId, " +
diff --git a/src/main/scala/units/network/MessageObserver.scala b/src/main/scala/units/network/MessageObserver.scala
index 709e798a..9b055f91 100644
--- a/src/main/scala/units/network/MessageObserver.scala
+++ b/src/main/scala/units/network/MessageObserver.scala
@@ -1,13 +1,13 @@
 package units.network
 
-import com.wavesplatform.utils.{Schedulers, ScorexLogging}
+import com.wavesplatform.utils.Schedulers
 import io.netty.channel.ChannelHandler.Sharable
 import io.netty.channel.{ChannelHandlerContext, ChannelInboundHandlerAdapter}
 import monix.execution.schedulers.SchedulerService
 import monix.reactive.subjects.{ConcurrentSubject, Subject}
 
 @Sharable
-class MessageObserver extends ChannelInboundHandlerAdapter with ScorexLogging {
+class MessageObserver extends ChannelInboundHandlerAdapter {
 
   private implicit val scheduler: SchedulerService = Schedulers.fixedPool(2, "message-observer-l2")