diff --git a/build.sbt b/build.sbt
index 5e26d031a5b..731e57d64ae 100644
--- a/build.sbt
+++ b/build.sbt
@@ -12,7 +12,7 @@ scalaVersion := "2.11.8"
 
 resolvers += "SonaType" at "https://oss.sonatype.org/content/groups/public"
 
-val modulesVersion = "1.3.3"
+val modulesVersion = "1.3.4-SNAPSHOT"
 
 libraryDependencies ++= Seq(
   "com.wavesplatform" %% "scorex-basics" % modulesVersion,
diff --git a/lock.sbt b/lock.sbt
index 805160c1677..de08e49f8db 100644
--- a/lock.sbt
+++ b/lock.sbt
@@ -39,9 +39,9 @@ dependencyOverrides in ThisBuild ++= Set(
   "com.typesafe.play" % "play-functional_2.11" % "2.4.8",
   "com.typesafe.play" % "play-iteratees_2.11" % "2.4.8",
   "com.typesafe.play" % "play-json_2.11" % "2.4.8",
-  "com.wavesplatform" % "scorex-basics_2.11" % "1.3.3",
-  "com.wavesplatform" % "scorex-consensus_2.11" % "1.3.3",
-  "com.wavesplatform" % "scorex-transaction_2.11" % "1.3.3",
+  "com.wavesplatform" % "scorex-basics_2.11" % "1.3.4-SNAPSHOT",
+  "com.wavesplatform" % "scorex-consensus_2.11" % "1.3.4-SNAPSHOT",
+  "com.wavesplatform" % "scorex-transaction_2.11" % "1.3.4-SNAPSHOT",
   "commons-net" % "commons-net" % "3.5",
   "io.netty" % "netty" % "3.10.0.Final",
   "io.spray" % "spray-json_2.11" % "1.3.2",
@@ -79,4 +79,4 @@ dependencyOverrides in ThisBuild ++= Set(
   "org.whispersystems" % "curve25519-java" % "0.2.4",
   "org.yaml" % "snakeyaml" % "1.12"
 )
-// LIBRARY_DEPENDENCIES_HASH f814a1c976c4dd9ea4ec1d0b0af6c45c52db6688
+// LIBRARY_DEPENDENCIES_HASH 656ba1257b16f060898a979b15fe84e42266ebc3