diff --git a/util-cache/src/main/scala/sbt/util/FileInfo.scala b/util-cache/src/main/scala/sbt/util/FileInfo.scala
index f4351f031..3fbb8de6f 100644
--- a/util-cache/src/main/scala/sbt/util/FileInfo.scala
+++ b/util-cache/src/main/scala/sbt/util/FileInfo.scala
@@ -64,7 +64,7 @@ final case class FilesInfo[F <: FileInfo] private[sbt] (files: Set[F])
 object FilesInfo {
   def empty[F <: FileInfo]: FilesInfo[F] = FilesInfo(Set.empty[F])
 
-  given format[F <: FileInfo: JsonFormat]: JsonFormat[FilesInfo[F]] =
+  implicit def format[F <: FileInfo: JsonFormat]: JsonFormat[FilesInfo[F]] =
     projectFormat(_.files, (fs: Set[F]) => FilesInfo(fs))
 
   def full: FileInfo.Style = FileInfo.full
diff --git a/util-cache/src/main/scala/sbt/util/Input.scala b/util-cache/src/main/scala/sbt/util/Input.scala
index 1f447265f..3d7438b9e 100644
--- a/util-cache/src/main/scala/sbt/util/Input.scala
+++ b/util-cache/src/main/scala/sbt/util/Input.scala
@@ -30,8 +30,9 @@ class PlainInput[J: IsoString](input: InputStream, converter: SupportConverter[J
       val bufferSize = 1024
       val buffer = new Array[Char](bufferSize)
       var read = 0
-      while { read = reader.read(buffer, 0, bufferSize); read != -1 } do
+      while ({ read = reader.read(buffer, 0, bufferSize); read != -1 }) {
         builder.appendAll(buffer, 0, read)
+      }
 
       builder.toString()
     }