diff --git a/build.sbt b/build.sbt
index edd1f519..509445ab 100644
--- a/build.sbt
+++ b/build.sbt
@@ -134,7 +134,7 @@ assemblyMergeStrategy in assembly := {
 
 lazy val allConfigDependency = "compile->compile;test->test"
 
-val sigmaStateVersion = "5.0.14"
+val sigmaStateVersion = "5.0.14-69-e71d0da3-SNAPSHOT"
 val ergoWalletVersion = "5.0.19-4-9f5a24bf-SNAPSHOT"
 lazy val sigmaState = ("org.scorexfoundation" %% "sigma-state" % sigmaStateVersion).force()
     .exclude("ch.qos.logback", "logback-classic")
diff --git a/common/src/main/java/org/ergoplatform/appkit/JavaHelpers.scala b/common/src/main/java/org/ergoplatform/appkit/JavaHelpers.scala
index 7602931e..d946d4f3 100644
--- a/common/src/main/java/org/ergoplatform/appkit/JavaHelpers.scala
+++ b/common/src/main/java/org/ergoplatform/appkit/JavaHelpers.scala
@@ -14,7 +14,7 @@ import sigma.ast.{EvaluatedValue, Constant, ErgoTree}
 import sigma.data.CSigmaDslBuilder.validationSettings
 import sigma.interpreter.ContextExtension
 import sigma.serialization.ErgoTreeSerializer
-import sigmastate.eval.CompiletimeIRContext
+import sigma.compiler.ir.CompiletimeIRContext
 import org.ergoplatform.sdk.SdkIsos._
 import java.util
 import java.util.{List => JList}
diff --git a/lib-impl/src/main/java/org/ergoplatform/appkit/impl/ErgoProverImpl.scala b/lib-impl/src/main/java/org/ergoplatform/appkit/impl/ErgoProverImpl.scala
index e3057141..5f0bd238 100644
--- a/lib-impl/src/main/java/org/ergoplatform/appkit/impl/ErgoProverImpl.scala
+++ b/lib-impl/src/main/java/org/ergoplatform/appkit/impl/ErgoProverImpl.scala
@@ -72,7 +72,7 @@ class ErgoProverImpl(_ctx: BlockchainContextBase,
   }
 
   override def signReduced(tx: ReducedTransaction, baseCost: Int): SignedTransaction = {
-    val signed = _prover.signReduced(sdk.ReducedTransaction(tx.getTx), baseCost)
+    val signed = _prover.signReduced(sdk.ReducedTransaction(tx.getTx), baseCost, None)
     new SignedTransactionImpl(_ctx, signed.ergoTx, signed.cost)
   }