diff --git a/cli/jvm/src/main/scala/chester/repl/JLineTerminal.scala b/cli/jvm/src/main/scala/chester/repl/JLineTerminal.scala
index 8f682d078..336e12e63 100644
--- a/cli/jvm/src/main/scala/chester/repl/JLineTerminal.scala
+++ b/cli/jvm/src/main/scala/chester/repl/JLineTerminal.scala
@@ -54,7 +54,6 @@ class JLineTerminal(init: TerminalInit) {
 
         status match {
           case InputStatus.Complete =>
-            (0 until history.size()).map(history.get(_).toString)
             result = LineRead(line)
             continue = false
           case InputStatus.Incomplete =>
diff --git a/cli/shared/src/main/scala/chester/cli/CLI.scala b/cli/shared/src/main/scala/chester/cli/CLI.scala
index 1f1bc00e9..a33c8403f 100644
--- a/cli/shared/src/main/scala/chester/cli/CLI.scala
+++ b/cli/shared/src/main/scala/chester/cli/CLI.scala
@@ -138,7 +138,7 @@ class CLI[F[_]](using
 
       val source = FilePath(inputFile)
 
-      implicit object reporter extends Reporter[Problem] {
+      object reporter extends Reporter[Problem] {
         private var varErrors: Boolean = false
 
         override def apply(problem: Problem): Unit = problem.severity match {
@@ -153,6 +153,7 @@ class CLI[F[_]](using
 
         def hasErrors: Boolean = varErrors
       }
+      given reportG: reporter.type = reporter
 
       for {
         // Load TASTs from the specified directories
diff --git a/parser/src/main/scala/chester/parser/Parser.scala b/parser/src/main/scala/chester/parser/Parser.scala
index 6ee5d03c2..69127b030 100644
--- a/parser/src/main/scala/chester/parser/Parser.scala
+++ b/parser/src/main/scala/chester/parser/Parser.scala
@@ -18,7 +18,7 @@ case class ParserInternal(
     sourceOffset: SourceOffset,
     ignoreLocation: Boolean = false,
     defaultIndexer: Option[StringIndex] = None
-)(implicit p: P[?]) {
+)(using p: P[?]) {
   val fileName = sourceOffset.fileName
   val linesOffset = sourceOffset.linesOffset
   val posOffset = sourceOffset.posOffset
diff --git a/parser/src/main/scala/chester/parser/Parser/pkg.scala b/parser/src/main/scala/chester/parser/Parser/pkg.scala
index 375eddd75..434c84882 100644
--- a/parser/src/main/scala/chester/parser/Parser/pkg.scala
+++ b/parser/src/main/scala/chester/parser/Parser/pkg.scala
@@ -25,7 +25,7 @@ private def parseFromSource[T](
               SourceOffset(source),
               ignoreLocation = ignoreLocation,
               defaultIndexer = Some(indexer)
-            )(x)
+            )(using x)
           )
       ) match {
         case Parsed.Success(result, _) => Right(result)
diff --git a/parser/src/main/scala/chester/parser/ParserEngine.scala b/parser/src/main/scala/chester/parser/ParserEngine.scala
index 817c2bbc2..bd4e39ac8 100644
--- a/parser/src/main/scala/chester/parser/ParserEngine.scala
+++ b/parser/src/main/scala/chester/parser/ParserEngine.scala
@@ -76,7 +76,7 @@ object ParserEngine {
             linesOffset = linesOffset,
             posOffset = posOffset
           )
-        )(p).exprEntrance
+        )(using p).exprEntrance
     ) match {
       case Parsed.Success(expr, _) => Right(expr)
       case f: Parsed.Failure       => Left(ParseError(f.msg, Pos.Zero))