diff --git a/CHANGELOG.md b/CHANGELOG.md
index 32aa76c..2bf5206 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 ## Next
 
+## 4.0.0-RC.2
+
+- Upgrade iOS SDK to [3.1.0](https://github.com/PostHog/posthog-ios/releases/tag/3.1.0) [#78](https://github.com/PostHog/posthog-flutter/pull/78)
+
 ## 4.0.0-RC.1
 
 - Upgrade iOS SDK to [3.0.0](https://github.com/PostHog/posthog-ios/releases/tag/3.0.0) [#78](https://github.com/PostHog/posthog-flutter/pull/78)
diff --git a/ios/posthog_flutter.podspec b/ios/posthog_flutter.podspec
index 31d201b..a48031c 100644
--- a/ios/posthog_flutter.podspec
+++ b/ios/posthog_flutter.podspec
@@ -20,7 +20,8 @@ Postog flutter plugin
   s.ios.dependency 'Flutter'
   s.osx.dependency 'FlutterMacOS'
 
-  s.dependency 'PostHog', '~> 3.0.0'
+  # ~> Version 3.0 and the versions up to 4.0, not including 4.0 and higher
+  s.dependency 'PostHog', '~> 3.0'
 
   s.ios.deployment_target = '13.0'
   # PH iOS SDK 3.0.0 requires >= 10.15