diff --git a/CHANGELOG.md b/CHANGELOG.md
index a4a613696..43edb8d87 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 23.0.1
+*   Re-generated the source code for v16_1 of Google Ads API to add some missing
+    classes and enum values.
+
 ## 23.0.0
 *   Added support for v16_1 of Google Ads API.
 *   Removed support for v14 of Google Ads API.
diff --git a/src/Google/Ads/GoogleAds/Constants.php b/src/Google/Ads/GoogleAds/Constants.php
index c29fe7f7d..5fbb77c02 100644
--- a/src/Google/Ads/GoogleAds/Constants.php
+++ b/src/Google/Ads/GoogleAds/Constants.php
@@ -27,5 +27,5 @@ class Constants
     public const LIBRARY_NAME = 'gccl';
 
     // The library version.
-    public const LIBRARY_VERSION = '23.0.0';
+    public const LIBRARY_VERSION = '23.0.1';
 }