diff --git a/pubsub/.release-please-manifest.json b/pubsub/.release-please-manifest.json
index 5a77dec482ff..685d075c81c8 100644
--- a/pubsub/.release-please-manifest.json
+++ b/pubsub/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-    "pubsub": "1.21.0"
+    "pubsub": "1.21.1"
 }
diff --git a/pubsub/CHANGES.md b/pubsub/CHANGES.md
index 270d0a4cc672..4cbce734dc68 100644
--- a/pubsub/CHANGES.md
+++ b/pubsub/CHANGES.md
@@ -1,5 +1,12 @@
 # Changes
 
+### [1.21.1](https://github.com/googleapis/google-cloud-go/compare/pubsub/v1.21.0...pubsub/v1.21.1) (2022-05-04)
+
+
+### Bug Fixes
+
+* **pubsub:** mark ignore option default for publish flow control ([#5983](https://github.com/googleapis/google-cloud-go/issues/5983)) ([3f41531](https://github.com/googleapis/google-cloud-go/commit/3f41531579b7a55acea66fec8362e9134125c8a0))
+
 ## [1.21.0](https://github.com/googleapis/google-cloud-go/compare/pubsub/v1.20.0...pubsub/v1.21.0) (2022-04-26)
 
 
diff --git a/pubsub/internal/version.go b/pubsub/internal/version.go
index b1672963f6c5..670f0797ee66 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 = "1.21.0"
+const Version = "1.21.1"