diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f8527789..29e65ebb 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -22,7 +22,7 @@ jobs:
 
       ### Update & build
       - name: Assembly
-        run: sbt assembly
+        run: sbt cli/assembly
 
       ### Create release
       - name: Get project version
@@ -35,7 +35,7 @@ jobs:
       - name: Add version to .jar name
         run: |
           JAR="target/scala-2.13/aqua-hll-${{ env.VERSION }}.jar"
-          mv "target/scala-2.13/aqua-hll.jar" $JAR
+          mv "cli/target/scala-2.13/aqua-hll.jar" $JAR
           echo "JAR=$JAR" >> $GITHUB_ENV
 
       - uses: marvinpinto/action-automatic-releases@latest
diff --git a/build.sbt b/build.sbt
index 13f829e3..78b453e8 100644
--- a/build.sbt
+++ b/build.sbt
@@ -4,7 +4,7 @@ scalaVersion := dottyVersion
 
 //val dottyVersion = "3.0.0-RC1"
 
-val aquaV = "0.1.0"
+val aquaV = "0.1.1"
 
 val catsV = "2.4.2"
 val catsParseV = "0.3.1"
@@ -12,10 +12,7 @@ val monocleV = "3.0.0-M3"
 val scalaTestV = "3.2.5"
 val fs2V = "3.0.0-M7"
 
-name                        := "aqua-hll"
-mainClass in (Compile, run) := Some("aqua.Main")
-mainClass in assembly       := Some("aqua.Main")
-assemblyJarName in assembly := "aqua-hll.jar"
+name := "aqua-hll"
 
 val commons = Seq(
   version                                := aquaV,
@@ -27,6 +24,9 @@ val commons = Seq(
 lazy val cli = project
   .settings(commons: _*)
   .settings(
+    mainClass in (Compile, run) := Some("aqua.Main"),
+    mainClass in assembly       := Some("aqua.Main"),
+    assemblyJarName in assembly := "aqua-hll.jar",
     libraryDependencies ++= Seq(
       "com.github.scopt" %% "scopt"       % "4.0.1",
       "org.typelevel"    %% "cats-effect" % "3.0.0-RC2",
diff --git a/parser/src/test/scala/aqua/parser/FuncExprSpec.scala b/parser/src/test/scala/aqua/parser/FuncExprSpec.scala
index 9f23348e..f054047b 100644
--- a/parser/src/test/scala/aqua/parser/FuncExprSpec.scala
+++ b/parser/src/test/scala/aqua/parser/FuncExprSpec.scala
@@ -5,7 +5,7 @@ import aqua.parser.Ast.parser
 import aqua.parser.expr._
 import aqua.parser.lexer.{ArrowTypeToken, BasicTypeToken, EqOp}
 import aqua.parser.lift.LiftParser.Implicits.idLiftParser
-import aqua.types.ScalarType.{bool, string, u32, u64}
+import aqua.types.ScalarType.{bool, string, u32, u64, u8}
 import cats.Id
 import cats.data.Chain
 import cats.free.Cofree
@@ -26,8 +26,8 @@ class FuncExprSpec extends AnyFlatSpec with Matchers with AquaSpec {
     funcExpr("func some()") should be(FuncExpr("some", List(), None, None))
 
     val arrowToken =
-      ArrowTypeToken[Id]((), List(BasicTypeToken[Id](u32)), Some(BasicTypeToken[Id](bool)))
-    funcExpr("func some(peer: PeerId, other: u32 -> bool)") should be(
+      ArrowTypeToken[Id]((), List(BasicTypeToken[Id](u8)), Some(BasicTypeToken[Id](bool)))
+    funcExpr("func some(peer: PeerId, other: u8 -> bool)") should be(
       FuncExpr(
         toName("some"),
         List(toCustomArg("peer", "PeerId"), toArg("other", arrowToken)),
diff --git a/types/src/main/scala/aqua/types/Type.scala b/types/src/main/scala/aqua/types/Type.scala
index a9bc0de1..3336e66f 100644
--- a/types/src/main/scala/aqua/types/Type.scala
+++ b/types/src/main/scala/aqua/types/Type.scala
@@ -21,6 +21,7 @@ case class ScalarType private (name: String) extends DataType {
 
 object ScalarType {
   // TODO https://github.com/fluencelabs/interface-types/blob/master/crates/it-types/src/values.rs#L45-L49
+  val u8 = ScalarType("u8")
   val u32 = ScalarType("u32")
   val u64 = ScalarType("u64")
   val s32 = ScalarType("s32")
@@ -32,13 +33,15 @@ object ScalarType {
 
   val float = Set(f32, f64)
   val signed = float ++ Set(s32, s64)
-  val number = signed ++ Set(u32, u64)
+  val number = signed ++ Set(u8, u32, u64)
   val all = number ++ Set(bool, string)
 
   val scalarOrder: PartialOrder[ScalarType] =
     PartialOrder.from {
       case (a, b) if a == b => 0.0
       case (`u32`, `u64`) => -1.0
+      case (`u8`, `u64`) => -1.0
+      case (`u8`, `u32`) => -1.0
       case (`s32`, `s64`) => -1.0
       case (`f32`, `f64`) => -1.0
       case (`u64`, `u32`) => 1.0