diff --git a/src/main/scala/mrtjp/projectred/transmission/propagation.scala b/src/main/scala/mrtjp/projectred/transmission/propagation.scala
index 9d2c68e40..7487220f8 100644
--- a/src/main/scala/mrtjp/projectred/transmission/propagation.scala
+++ b/src/main/scala/mrtjp/projectred/transmission/propagation.scala
@@ -27,8 +27,8 @@ object WirePropagator {
     catch { case t: Throwable => }
   }
 
-  private val rwConnectable = {
-    val b = new ThreadLocal[Boolean]; b.set(true); b
+  private val rwConnectable = new ThreadLocal[Boolean] {
+    override def initialValue(): Boolean = true
   }
 
   def redwiresConnectable = rwConnectable.get