diff --git a/ChangeLog.txt b/ChangeLog.txt
index 2f06565eb..684d6a4e6 100644
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -1,15 +1,14 @@
 Google Mobile Ads Unity Plugin Change Log
 
 **************
-Version 5.5.0
+Version 5.4.0
 **************
 
 Plugin:
 - Add support for iOS14 with Googles `SKAdNetwork` identifiers automatically included in
   `Info.plist`.
-- Added APIs for the RewardedInterstitialAd format. Rewarded interstitial ads
-  are currently in private beta. Reach out to your account manager to request
-  access.
+- Added the RewardedInterstitialAd format. This feature is currently in private beta. Reach out to your account manager to request access.
+- Added mock ad views to enable developers to test ad placement and callback logic within the Unity editor.
 - Added fix for crash that occurs when attempting to show interstitial when app is closing.
 - Added fix for crash that occurs when calling `GetResponseInfo()` on iOS before ad is loaded.
 
@@ -18,20 +17,6 @@ Built and tested with:
 - Google Mobile Ads iOS SDK 7.68.0
 - External Dependency Manager for Unity 1.2.161.
 
-
-**************
-Version 5.4.0
-**************
-
-Plugin:
-- Added the RewardedInterstitialAd format. This feature is currently in private beta. Reach out to your account manager to request access.
-- Added mock ad views to enable developers to test ad placement and callback logic within the Unity editor.
-
-Built and tested with:
-- Google Play services 19.3.0
-- Google Mobile Ads iOS SDK 7.64.0
-- External Dependency Manager for Unity 1.2.156.
-
 **************
 Version 5.3.0
 **************
diff --git a/source/plugin/Assets/GoogleMobileAds/Api/Core/AdRequest.cs b/source/plugin/Assets/GoogleMobileAds/Api/Core/AdRequest.cs
index 29dc93db1..b98331760 100644
--- a/source/plugin/Assets/GoogleMobileAds/Api/Core/AdRequest.cs
+++ b/source/plugin/Assets/GoogleMobileAds/Api/Core/AdRequest.cs
@@ -21,7 +21,7 @@ namespace GoogleMobileAds.Api
 {
     public class AdRequest
     {
-        public const string Version = "5.5.0";
+        public const string Version = "5.4.0";
         public const string TestDeviceSimulator = "SIMULATOR";
 
         private AdRequest(Builder builder)