diff --git a/.release-please-manifest-individual.json b/.release-please-manifest-individual.json
index e87d33b35e1c..1556d26564b1 100644
--- a/.release-please-manifest-individual.json
+++ b/.release-please-manifest-individual.json
@@ -9,7 +9,7 @@
   "logging": "1.12.0",
   "profiler": "0.4.2",
   "pubsub": "1.45.3",
-  "pubsublite": "1.8.2",
+  "pubsublite": "1.9.0",
   "spanner": "1.73.0",
   "storage": "1.48.0",
   "vertexai": "0.13.3"
diff --git a/pubsublite/CHANGES.md b/pubsublite/CHANGES.md
index 2a0f2cbeea38..c0de4057b438 100644
--- a/pubsublite/CHANGES.md
+++ b/pubsublite/CHANGES.md
@@ -1,5 +1,22 @@
 # Changes
 
+## [1.9.0](https://github.com/googleapis/google-cloud-go/compare/pubsublite/v1.8.2...pubsublite/v1.9.0) (2024-12-21)
+
+
+### Features
+
+* **pubsublite:** Add support for Go 1.23 iterators ([84461c0](https://github.com/googleapis/google-cloud-go/commit/84461c0ba464ec2f951987ba60030e37c8a8fc18))
+
+
+### Bug Fixes
+
+* **pubsublite:** Bump dependencies ([2ddeb15](https://github.com/googleapis/google-cloud-go/commit/2ddeb1544a53188a7592046b98913982f1b0cf04))
+* **pubsublite:** Update dependencies ([257c40b](https://github.com/googleapis/google-cloud-go/commit/257c40bd6d7e59730017cf32bda8823d7a232758))
+* **pubsublite:** Update golang.org/x/net to v0.33.0 ([e9b0b69](https://github.com/googleapis/google-cloud-go/commit/e9b0b69644ea5b276cacff0a707e8a5e87efafc9))
+* **pubsublite:** Update google.golang.org/api to v0.191.0 ([5b32644](https://github.com/googleapis/google-cloud-go/commit/5b32644eb82eb6bd6021f80b4fad471c60fb9d73))
+* **pubsublite:** Update google.golang.org/api to v0.203.0 ([8bb87d5](https://github.com/googleapis/google-cloud-go/commit/8bb87d56af1cba736e0fe243979723e747e5e11e))
+* **pubsublite:** WARNING: On approximately Dec 1, 2024, an update to Protobuf will change service registration function signatures to use an interface instead of a concrete type in generated .pb.go files. This change is expected to affect very few if any users of this client library. For more information, see https://togithub.com/googleapis/google-cloud-go/issues/11020. ([8bb87d5](https://github.com/googleapis/google-cloud-go/commit/8bb87d56af1cba736e0fe243979723e747e5e11e))
+
 ## [1.8.2](https://github.com/googleapis/google-cloud-go/compare/pubsublite/v1.8.1...pubsublite/v1.8.2) (2024-06-05)
 
 
@@ -337,4 +354,3 @@ pubsublite/internal/wire implementation:
 
 This is the first tag to carve out pubsublite as its own module. See:
 https://github.com/golang/go/wiki/Modules#is-it-possible-to-add-a-module-to-a-multi-module-repository.
-
diff --git a/pubsublite/internal/version.go b/pubsublite/internal/version.go
index 46acea693a2f..37e23cdd396f 100644
--- a/pubsublite/internal/version.go
+++ b/pubsublite/internal/version.go
@@ -15,4 +15,4 @@
 package internal
 
 // Version is the current tagged release of the library.
-const Version = "1.8.2"
+const Version = "1.9.0"