diff --git a/README.md b/README.md
index 95d243d..fd17301 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 
 # [Bitly](https://dev.bitly.com/v4/) Shortener for Kotlin/Java/Android
 
-A simple implementation of the link shortening ([bitlinks](https://dev.bitly.com/v4/#tag/Bitlinks)) abilities of the [Bitly v4 API](https://dev.bitly.com/v4).
+A simple implementation of the link shortening (Bitlinks) abilities of the [Bitly v4 API](https://dev.bitly.com/api-reference).
 
 ## Examples (TL;DR)
 
diff --git a/config/dokka/packages.md b/config/dokka/packages.md
index 2cd2918..12c5f52 100644
--- a/config/dokka/packages.md
+++ b/config/dokka/packages.md
@@ -2,8 +2,8 @@
 
 [Bitly Shortener for Kotlin/Java](https://github.com/ethauvin/bitly-shorten)
 
-A simple implementation of the link shortening ([bitlinks](https://dev.bitly.com/v4/#tag/Bitlinks)) abilities of the [Bitly API v4](https://dev.bitly.com/v4).
+A simple implementation of the link shortening (Bitlinks) abilities of the [Bitly API v4](https://dev.bitly.com/api-reference).
 
 # Package net.thauvin.erik.bitly
 
-Provides the classes necessary to access the [Bitly API v4](https://dev.bitly.com/v4).
+Provides the classes necessary to access the [Bitly API v4](https://dev.bitly.com/api-reference).
diff --git a/src/main/kotlin/net/thauvin/erik/bitly/Bitlinks.kt b/src/main/kotlin/net/thauvin/erik/bitly/Bitlinks.kt
index 7a6298c..3c32926 100644
--- a/src/main/kotlin/net/thauvin/erik/bitly/Bitlinks.kt
+++ b/src/main/kotlin/net/thauvin/erik/bitly/Bitlinks.kt
@@ -40,9 +40,9 @@ import org.json.JSONObject
 import java.util.logging.Level
 
 /**
- * Provides functions to create and manage [Bitlinks](https://dev.bitly.com/v4/#tag/Bitlinks).
+ * Provides functions to create and manage Bitlinks.
  *
- * See the [Bitly API](https://dev.bitly.com/v4/#tag/Bitlinks) for more information.
+ * See the [Bitly API](https://dev.bitly.com/api-reference) for more information.
  */
 open class Bitlinks(private val accessToken: String) {
     /**
@@ -54,7 +54,7 @@ open class Bitlinks(private val accessToken: String) {
     /**
      * Returns the click counts for a specified Bitlink.
      *
-     * See the [Bitly API](https://dev.bitly.com/v4/#operation/getClicksSummaryForBitlink) for more information.
+     * See the [Bitly API](https://dev.bitly.com/api-reference#getClicksSummaryForBitlink) for more information.
      *
      * @param bitlink A Bitlink made of the domain and hash.
      * @param unit A [unit of time][Units].
@@ -96,7 +96,7 @@ open class Bitlinks(private val accessToken: String) {
     /**
      * Converts a long url to a Bitlink and sets additional parameters.
      *
-     * See the [Bit.ly API](https://dev.bitly.com/v4/#operation/createFullBitlink) for more information.
+     * See the [Bit.ly API](https://dev.bitly.com/api-reference#createFullBitlink) for more information.
      *
      * @oaran long_url The long URL.
      * @param toJson Returns the full JSON response if `true`
@@ -135,7 +135,7 @@ open class Bitlinks(private val accessToken: String) {
     /**
      * Expands a Bitlink.
      *
-     * See the [Bit.ly API](https://dev.bitly.com/v4/#operation/expandBitlink) for more information.
+     * See the [Bit.ly API](https://dev.bitly.com/api-reference#expandBitlink) for more information.
      *
      * @param bitlink_id The bitlink ID.
      * @param toJson Returns the full JSON response if `true`
@@ -184,7 +184,7 @@ open class Bitlinks(private val accessToken: String) {
     /**
      * Shortens a long URL.
      *
-     * See the [Bit.ly API](https://dev.bitly.com/v4/#operation/createBitlink) for more information.
+     * See the [Bit.ly API](https://dev.bitly.com/api-reference#createBitlink) for more information.
      *
      * @param long_url The long URL.
      * @param toJson Returns the full JSON response if `true`
@@ -220,9 +220,9 @@ open class Bitlinks(private val accessToken: String) {
     }
 
     /**
-     * Updates fields in the Bitlink.
+     * Updates fields in the specified Bitlink.
      *
-     * See the [Bit.ly API](https://dev.bitly.com/v4/#operation/updateBitlink) for more information.
+     * See the [Bit.ly API](https://dev.bitly.com/api-reference#updateBitlink) for more information.
      *
      * @oaran bitlink A Bitlink made of the domain and hash.
      * @param toJson Returns the full JSON response if `true`
diff --git a/src/main/kotlin/net/thauvin/erik/bitly/Bitly.kt b/src/main/kotlin/net/thauvin/erik/bitly/Bitly.kt
index 26b3165..bde6fdc 100644
--- a/src/main/kotlin/net/thauvin/erik/bitly/Bitly.kt
+++ b/src/main/kotlin/net/thauvin/erik/bitly/Bitly.kt
@@ -38,7 +38,7 @@ import java.nio.file.Path
 import java.util.Properties
 
 /**
- * Provides access to the [Bitly API v4](https://dev.bitly.com/v4).
+ * Provides access to the [Bitly API v4](https://dev.bitly.com/api-reference).
  *
  * @constructor Creates new instance.
  */
@@ -46,7 +46,7 @@ open class Bitly() {
     /** The API access token.
      *
      * See [Generic Access Token](https://bitly.is/accesstoken) or
-     * [Authentication](https://dev.bitly.com/v4/#section/Authentication).
+     * [Authentication](https://dev.bitly.com/docs/getting-started/authentication).
      **/
     var accessToken: String = System.getenv(Constants.ENV_ACCESS_TOKEN)
         ?: (System.getProperty(Constants.ENV_ACCESS_TOKEN) ?: Constants.EMPTY)