diff --git a/src/Integration/Aws/SimpleS3/CHANGELOG.md b/src/Integration/Aws/SimpleS3/CHANGELOG.md
index e586b36c7..472b77984 100644
--- a/src/Integration/Aws/SimpleS3/CHANGELOG.md
+++ b/src/Integration/Aws/SimpleS3/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## NOT RELEASED
 
+### BC Break
+
+- Upgrade to `async-aws/s3` 2.0
+
 ## 1.1.1
 
 ### Changed
diff --git a/src/Integration/Aws/SimpleS3/composer.json b/src/Integration/Aws/SimpleS3/composer.json
index daa90bb24..40bb3c2a5 100644
--- a/src/Integration/Aws/SimpleS3/composer.json
+++ b/src/Integration/Aws/SimpleS3/composer.json
@@ -13,7 +13,7 @@
     "require": {
         "php": "^7.2.5 || ^8.0",
         "ext-json": "*",
-        "async-aws/s3": "^1.2"
+        "async-aws/s3": "^2.0"
     },
     "autoload": {
         "psr-4": {
@@ -27,7 +27,7 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "1.2-dev"
+            "dev-master": "2.0-dev"
         }
     }
 }