diff --git a/flutter_appauth/CHANGELOG.md b/flutter_appauth/CHANGELOG.md
index 11db2664..0db91fe4 100644
--- a/flutter_appauth/CHANGELOG.md
+++ b/flutter_appauth/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.9.1
+
+* [iOS] Update AppAuth SDK dependency to 1.3.1
+
 ## 0.9.0
 
 * Bumped dependency on `flutter_appauth_platform_interface`
diff --git a/flutter_appauth/ios/flutter_appauth.podspec b/flutter_appauth/ios/flutter_appauth.podspec
index fffe7197..43c474b5 100644
--- a/flutter_appauth/ios/flutter_appauth.podspec
+++ b/flutter_appauth/ios/flutter_appauth.podspec
@@ -15,7 +15,7 @@ A new flutter plugin project.
   s.source_files = 'Classes/**/*'
   s.public_header_files = 'Classes/**/*.h'
   s.dependency 'Flutter'
-  s.dependency 'AppAuth', '1.2.0'
+  s.dependency 'AppAuth', '1.3.1'
   s.ios.deployment_target = '8.0'
 end
 
diff --git a/flutter_appauth/pubspec.yaml b/flutter_appauth/pubspec.yaml
index 8b0e192c..48e77911 100644
--- a/flutter_appauth/pubspec.yaml
+++ b/flutter_appauth/pubspec.yaml
@@ -1,6 +1,6 @@
 name: flutter_appauth
 description: This plugin provides an abstraction around the Android and iOS AppAuth SDKs so it can be used to communicate with OAuth 2.0 and OpenID Connect providers
-version: 0.9.0
+version: 0.9.1
 homepage: https://github.com/MaikuB/flutter_appauth/tree/master/flutter_appauth
 
 environment: