diff --git a/pubsub/.release-please-manifest.json b/pubsub/.release-please-manifest.json
index e1f76a3428f4..7e1f9606ea78 100644
--- a/pubsub/.release-please-manifest.json
+++ b/pubsub/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-    "pubsub": "1.23.1"
+    "pubsub": "1.24.0"
 }
diff --git a/pubsub/CHANGES.md b/pubsub/CHANGES.md
index 29ae034347db..6ac17084b7c6 100644
--- a/pubsub/CHANGES.md
+++ b/pubsub/CHANGES.md
@@ -1,5 +1,17 @@
 # Changes
 
+## [1.24.0](https://github.com/googleapis/google-cloud-go/compare/pubsub/v1.23.1...pubsub/v1.24.0) (2022-07-18)
+
+
+### Features
+
+* **pubsub/pstest:** subscription message ordering ([#6257](https://github.com/googleapis/google-cloud-go/issues/6257)) ([71bd273](https://github.com/googleapis/google-cloud-go/commit/71bd273b8a77ed22c41a1284813ee59eb6820bda))
+
+
+### Bug Fixes
+
+* **pubsub:** make receipt modack call async ([#6335](https://github.com/googleapis/google-cloud-go/issues/6335)) ([d12ca07](https://github.com/googleapis/google-cloud-go/commit/d12ca07720b6b29360e583c1eea22f001239952f))
+
 ## [1.23.1](https://github.com/googleapis/google-cloud-go/compare/pubsub/v1.23.0...pubsub/v1.23.1) (2022-06-30)
 
 
diff --git a/pubsub/internal/version.go b/pubsub/internal/version.go
index 783aa2b95ba3..291a237fe1cd 100644
--- a/pubsub/internal/version.go
+++ b/pubsub/internal/version.go
@@ -15,4 +15,4 @@
 package internal
 
 // Version is the current tagged release of the library.
-const Version = "1.23.1"
+const Version = "1.24.0"