diff --git a/internal/util-logging/src/main/scala/sbt/internal/util/ConsoleAppender.scala b/internal/util-logging/src/main/scala/sbt/internal/util/ConsoleAppender.scala
index 5ededd5ef..1777b78bd 100644
--- a/internal/util-logging/src/main/scala/sbt/internal/util/ConsoleAppender.scala
+++ b/internal/util-logging/src/main/scala/sbt/internal/util/ConsoleAppender.scala
@@ -33,7 +33,7 @@ object ConsoleLogger {
   @deprecated("Use EscHelpers.removeEscapeSequences instead", "0.13.x")
   def removeEscapeSequences(s: String): String = EscHelpers.removeEscapeSequences(s)
   @deprecated("Use ConsoleAppender.formatEnabledInEnv instead", "0.13.x")
-  val formatEnabled = ConsoleAppender.formatEnabledInEnv
+  lazy val formatEnabled = ConsoleAppender.formatEnabledInEnv
   @deprecated("Use ConsoleAppender.noSuppressedMessage instead", "0.13.x")
   val noSuppressedMessage = ConsoleAppender.noSuppressedMessage
 
diff --git a/internal/util-logging/src/main/scala/sbt/internal/util/Terminal.scala b/internal/util-logging/src/main/scala/sbt/internal/util/Terminal.scala
index 3c7d7a008..929e0f529 100644
--- a/internal/util-logging/src/main/scala/sbt/internal/util/Terminal.scala
+++ b/internal/util-logging/src/main/scala/sbt/internal/util/Terminal.scala
@@ -460,7 +460,7 @@ object Terminal {
       ()
     }
   }
-  private[this] val nonBlockingIn: WriteableInputStream =
+  private[this] lazy val nonBlockingIn: WriteableInputStream =
     new WriteableInputStream(jline.TerminalFactory.get.wrapInIfNeeded(originalIn), "console")
 
   private[this] val inputStream = new AtomicReference[InputStream](System.in)