diff --git a/app/nodejs-v14/src/main/scala/io/scalajs/nodejs/worker_threads/ResourceLimits.scala b/app/nodejs-v14/src/main/scala/io/scalajs/nodejs/worker_threads/ResourceLimits.scala
new file mode 100644
index 000000000..c12f80921
--- /dev/null
+++ b/app/nodejs-v14/src/main/scala/io/scalajs/nodejs/worker_threads/ResourceLimits.scala
@@ -0,0 +1,13 @@
+package io.scalajs.nodejs.worker_threads
+
+import net.exoego.scalajs.types.util.Factory
+
+import scala.scalajs.js
+
+@Factory
+trait ResourceLimits extends js.Object {
+  var maxYoungGenerationSizeMb: js.UndefOr[Int] = js.undefined
+  var maxOldGenerationSizeMb: js.UndefOr[Int]   = js.undefined
+  var codeRangeSizeMb: js.UndefOr[Int]          = js.undefined
+  var stackSizeMb: js.UndefOr[Int]              = js.undefined
+}
diff --git a/app/nodejs-v14/src/main/scala/io/scalajs/nodejs/worker_threads/Worker.scala b/app/nodejs-v14/src/main/scala/io/scalajs/nodejs/worker_threads/Worker.scala
index eae850446..f875b1a75 100644
--- a/app/nodejs-v14/src/main/scala/io/scalajs/nodejs/worker_threads/Worker.scala
+++ b/app/nodejs-v14/src/main/scala/io/scalajs/nodejs/worker_threads/Worker.scala
@@ -1,5 +1,7 @@
 package io.scalajs.nodejs.worker_threads
 
+import com.thoughtworks.enableIf
+
 import scala.scalajs.js
 import scala.scalajs.js.|
 import scala.scalajs.js.annotation.JSImport
@@ -20,4 +22,7 @@ class Worker(filename: String, workerOptions: WorkerOptions) extends js.Object w
   def stderr: io.scalajs.nodejs.stream.Readable       = js.native
   def stdout: io.scalajs.nodejs.stream.Readable       = js.native
   def stdin: io.scalajs.nodejs.stream.Writable | Null = js.native
+
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
+  def resourceLimits: ResourceLimits = js.native
 }
diff --git a/app/nodejs-v14/src/main/scala/io/scalajs/nodejs/worker_threads/WorkerOptions.scala b/app/nodejs-v14/src/main/scala/io/scalajs/nodejs/worker_threads/WorkerOptions.scala
index fcb26348b..8a650f348 100644
--- a/app/nodejs-v14/src/main/scala/io/scalajs/nodejs/worker_threads/WorkerOptions.scala
+++ b/app/nodejs-v14/src/main/scala/io/scalajs/nodejs/worker_threads/WorkerOptions.scala
@@ -1,5 +1,6 @@
 package io.scalajs.nodejs.worker_threads
 
+import com.thoughtworks.enableIf
 import net.exoego.scalajs.types.util.Factory
 
 import scala.scalajs.js
@@ -13,4 +14,10 @@ trait WorkerOptions extends js.Object {
   var stdout: js.UndefOr[Boolean]            = js.undefined
   var stderr: js.UndefOr[Boolean]            = js.undefined
   var workerData: js.UndefOr[js.Any]         = js.undefined
+
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs14)
+  var transferList: js.UndefOr[js.Array[js.Object]] = js.undefined
+
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
+  var resourceLimits: js.UndefOr[ResourceLimits] = js.undefined
 }
diff --git a/app/nodejs-v14/src/main/scala/io/scalajs/nodejs/worker_threads/WorkerThreads.scala b/app/nodejs-v14/src/main/scala/io/scalajs/nodejs/worker_threads/WorkerThreads.scala
index f9bf31b13..d480c1992 100644
--- a/app/nodejs-v14/src/main/scala/io/scalajs/nodejs/worker_threads/WorkerThreads.scala
+++ b/app/nodejs-v14/src/main/scala/io/scalajs/nodejs/worker_threads/WorkerThreads.scala
@@ -23,6 +23,9 @@ trait WorkerThreads extends js.Object {
 
   @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
   def receiveMessageOnPort(port: MessagePort): js.UndefOr[js.Object] = js.native
+
+  @enableIf(io.scalajs.nodejs.internal.CompilerSwitches.gteNodeJs12)
+  def resourceLimits: ResourceLimits = js.native
 }
 
 @js.native