diff --git a/akka-actor/src/main/scala/akka/actor/ActorSystem.scala b/akka-actor/src/main/scala/akka/actor/ActorSystem.scala
index 20b65221d7..5e4ed1b8b2 100644
--- a/akka-actor/src/main/scala/akka/actor/ActorSystem.scala
+++ b/akka-actor/src/main/scala/akka/actor/ActorSystem.scala
@@ -187,14 +187,14 @@ object ActorSystem {
    * then tries to walk the stack to find the callers class loader, then falls back to the ClassLoader
    * associated with the ActorSystem class.
    *
-   * @see <a href="http://typesafehub.github.io/config/v1.3.1/" target="_blank">The Typesafe Config Library API Documentation</a>
+   * @see <a href="https://lightbend.github.io/config/v1.3.1/" target="_blank">The Typesafe Config Library API Documentation</a>
    */
   def create(name: String, config: Config): ActorSystem = apply(name, config)
 
   /**
    * Creates a new ActorSystem with the specified name, the specified Config, and specified ClassLoader
    *
-   * @see <a href="http://typesafehub.github.io/config/v1.3.1/" target="_blank">The Typesafe Config Library API Documentation</a>
+   * @see <a href="https://lightbend.github.io/config/v1.3.1/" target="_blank">The Typesafe Config Library API Documentation</a>
    */
   def create(name: String, config: Config, classLoader: ClassLoader): ActorSystem = apply(name, config, classLoader)
 
@@ -211,7 +211,7 @@ object ActorSystem {
    * executor = "default-executor", including those that have not defined the executor setting and thereby fallback
    * to the default of "default-dispatcher.executor".
    *
-   * @see <a href="http://typesafehub.github.io/config/v1.3.1/" target="_blank">The Typesafe Config Library API Documentation</a>
+   * @see <a href="https://lightbend.github.io/config/v1.3.1/" target="_blank">The Typesafe Config Library API Documentation</a>
    */
   def create(name: String, config: Config, classLoader: ClassLoader, defaultExecutionContext: ExecutionContext): ActorSystem = apply(name, Option(config), Option(classLoader), Option(defaultExecutionContext))
 
@@ -259,14 +259,14 @@ object ActorSystem {
    * then tries to walk the stack to find the callers class loader, then falls back to the ClassLoader
    * associated with the ActorSystem class.
    *
-   * @see <a href="http://typesafehub.github.io/config/v1.3.1/" target="_blank">The Typesafe Config Library API Documentation</a>
+   * @see <a href="https://lightbend.github.io/config/v1.3.1/" target="_blank">The Typesafe Config Library API Documentation</a>
    */
   def apply(name: String, config: Config): ActorSystem = apply(name, Option(config), None, None)
 
   /**
    * Creates a new ActorSystem with the specified name, the specified Config, and specified ClassLoader
    *
-   * @see <a href="http://typesafehub.github.io/config/v1.3.1/" target="_blank">The Typesafe Config Library API Documentation</a>
+   * @see <a href="https://lightbend.github.io/config/v1.3.1/" target="_blank">The Typesafe Config Library API Documentation</a>
    */
   def apply(name: String, config: Config, classLoader: ClassLoader): ActorSystem = apply(name, Option(config), Option(classLoader), None)
 
@@ -279,7 +279,7 @@ object ActorSystem {
    * If no ExecutionContext is given, the system will fallback to the executor configured under "akka.actor.default-dispatcher.default-executor.fallback".
    * The system will use the passed in config, or falls back to the default reference configuration using the ClassLoader.
    *
-   * @see <a href="http://typesafehub.github.io/config/v1.3.1/" target="_blank">The Typesafe Config Library API Documentation</a>
+   * @see <a href="https://lightbend.github.io/config/v1.3.1/" target="_blank">The Typesafe Config Library API Documentation</a>
    */
   def apply(
     name:                    String,
@@ -293,7 +293,7 @@ object ActorSystem {
    *
    * For more detailed information about the different possible configuration options, look in the Akka Documentation under "Configuration"
    *
-   * @see <a href="http://typesafehub.github.io/config/v1.3.1/" target="_blank">The Typesafe Config Library API Documentation</a>
+   * @see <a href="https://lightbend.github.io/config/v1.3.1/" target="_blank">The Typesafe Config Library API Documentation</a>
    */
   class Settings(classLoader: ClassLoader, cfg: Config, final val name: String, val setup: ActorSystemSetup) {
 
@@ -302,7 +302,7 @@ object ActorSystem {
     /**
      * The backing Config of this ActorSystem's Settings
      *
-     * @see <a href="http://typesafehub.github.io/config/v1.3.1/" target="_blank">The Typesafe Config Library API Documentation</a>
+     * @see <a href="https://lightbend.github.io/config/v1.3.1/" target="_blank">The Typesafe Config Library API Documentation</a>
      */
     final val config: Config = {
       val config = cfg.withFallback(ConfigFactory.defaultReference(classLoader))