diff --git a/build.sbt b/build.sbt
index 04e7a722f..e1e2d1f85 100644
--- a/build.sbt
+++ b/build.sbt
@@ -6,7 +6,7 @@ val overflowdbVersion = "1.42"
 inThisBuild(
   List(
     organization := "io.shiftleft",
-    scalaVersion := "2.13.4",
+    scalaVersion := "2.13.6",
     resolvers ++= Seq(
       Resolver.mavenLocal,
       "Sonatype OSS" at "https://oss.sonatype.org/content/repositories/public"
diff --git a/console/build.sbt b/console/build.sbt
index 55e966c40..a7d2d7aac 100644
--- a/console/build.sbt
+++ b/console/build.sbt
@@ -51,8 +51,7 @@ val BetterFilesVersion = "3.8.0"
 val CaskVersion = "0.7.8"
 val CatsVersion = "2.3.1"
 val CirceVersion = "0.12.2"
-val AmmoniteVersion = "2.3.8-4-88785969" //works
-// val AmmoniteVersion = "2.4.0" //stalls
+val AmmoniteVersion = "2.4.0"
 val ZeroturnaroundVersion = "1.13"
 
 dependsOn(Projects.fuzzyc2cpg % Test)
diff --git a/console/src/main/scala/io/shiftleft/console/embammonite/EmbeddedAmmonite.scala b/console/src/main/scala/io/shiftleft/console/embammonite/EmbeddedAmmonite.scala
index 6c2f0d6d2..825c89416 100644
--- a/console/src/main/scala/io/shiftleft/console/embammonite/EmbeddedAmmonite.scala
+++ b/console/src/main/scala/io/shiftleft/console/embammonite/EmbeddedAmmonite.scala
@@ -124,10 +124,9 @@ object EmbeddedAmmonite {
    */
 
   val predef: String =
-    """
-      | class CustomFrontend extends ammonite.repl.AmmoniteFrontEnd() {
-      |   override def width = 65536
-      |   override def height = 65536
+    """class CustomFrontend extends ammonite.repl.AmmoniteFrontEnd(ammonite.compiler.Parsers) {
+      |  override def width = 65536
+      |  override def height = 65536
       |
       |  override def readLine(reader: java.io.Reader,
       |                        output: java.io.OutputStream,
@@ -138,21 +137,20 @@ object EmbeddedAmmonite {
       |
       |  val writer = new java.io.OutputStreamWriter(output)
       |
-      | val multilineFilter = ammonite.terminal.Filter.action(
-      |   ammonite.terminal.SpecialKeys.NewLine,
-      |   ti => ammonite.interp.Parsers.split(ti.ts.buffer.mkString).isEmpty
-      | ){
-      |   case ammonite.terminal.TermState(rest, b, c, _) => ammonite.terminal.filters.BasicFilters.injectNewLine(b, c, rest)
-      | }
+      |  val multilineFilter = ammonite.terminal.Filter.action(
+      |    ammonite.terminal.SpecialKeys.NewLine,
+      |    ti => ammonite.compiler.Parsers.split(ti.ts.buffer.mkString).isEmpty) {
+      |      case ammonite.terminal.TermState(rest, b, c, _) => ammonite.terminal.filters.BasicFilters.injectNewLine(b, c, rest)
+      |    }
       |
       |  val allFilters = ammonite.terminal.Filter.merge(extraFilters, multilineFilter, ammonite.terminal.filters.BasicFilters.all)
       |
-      |  new ammonite.terminal.LineReader(width, prompt, reader, writer, allFilters, displayTransform = { (x: Vector[Char], i: Int) => (fansi.Str(""), i) } )
+      |  new ammonite.terminal.LineReader(width, prompt, reader, writer, allFilters, displayTransform = { (_: Vector[Char], i: Int) => (fansi.Str(""), i) } )
       |  .readChar(ammonite.terminal.TermState(ammonite.terminal.LazyList.continually(reader.read()), Vector.empty, 0, ""), 0)
       | }
       |}
-      | repl.frontEnd() = new CustomFrontend()
       |
+      |repl.frontEnd() = new CustomFrontend()
       |""".stripMargin
 
   private val logger: Logger = LoggerFactory.getLogger(classOf[EmbeddedAmmonite])
diff --git a/project/build.properties b/project/build.properties
index 67d27a1df..9edb75b77 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.5.3
+sbt.version=1.5.4