diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index de44c40d..69eb19a7 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.19.0"
+  ".": "1.20.0"
 }
\ No newline at end of file
diff --git a/CHANGES.md b/CHANGES.md
index abd0a1eb..7dc87fb8 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,5 +1,21 @@
 # Changelog
 
+## [1.20.0](https://github.com/googleapis/go-sql-spanner/compare/v1.19.0...v1.20.0) (2025-10-22)
+
+
+### Features
+
+* Parse SET TRANSACTION statements ([#549](https://github.com/googleapis/go-sql-spanner/issues/549)) ([6a396d3](https://github.com/googleapis/go-sql-spanner/commit/6a396d35be5b7ccbc5bb0e1cae5ad503ed705e5e))
+* Support transaction options in BEGIN statements ([#550](https://github.com/googleapis/go-sql-spanner/issues/550)) ([49e945e](https://github.com/googleapis/go-sql-spanner/commit/49e945e9a22be07f88168e80cdc842b23daa5a67))
+
+
+### Bug Fixes
+
+* Return batch update counts also when retries are disabled ([#566](https://github.com/googleapis/go-sql-spanner/issues/566)) ([6f8c1e2](https://github.com/googleapis/go-sql-spanner/commit/6f8c1e2546459ae930ed6faae4127da6c25ceeef))
+* Update all dependencies ([#551](https://github.com/googleapis/go-sql-spanner/issues/551)) ([7457422](https://github.com/googleapis/go-sql-spanner/commit/7457422807a9b2ed83cacc13f251c5826d64165f))
+* Update dependency io.netty:netty-transport-native-epoll to v4.2.7.final ([#559](https://github.com/googleapis/go-sql-spanner/issues/559)) ([5b79883](https://github.com/googleapis/go-sql-spanner/commit/5b7988325b723ac603e5e6812e847283ed5a136c))
+* Update protobuf monorepo ([#562](https://github.com/googleapis/go-sql-spanner/issues/562)) ([32cd9f0](https://github.com/googleapis/go-sql-spanner/commit/32cd9f0567546be05df04455745c140424c588e4))
+
 ## [1.19.0](https://github.com/googleapis/go-sql-spanner/compare/v1.18.1...v1.19.0) (2025-10-07)
 
 
diff --git a/driver.go b/driver.go
index 5359f5ab..3cc4a9ad 100644
--- a/driver.go
+++ b/driver.go
@@ -51,7 +51,7 @@ import (
 	"google.golang.org/protobuf/proto"
 )
 
-const userAgent = "go-sql-spanner/1.19.0" // x-release-please-version
+const userAgent = "go-sql-spanner/1.20.0" // x-release-please-version
 
 const gormModule = "github.com/googleapis/go-gorm-spanner"
 const gormUserAgent = "go-gorm-spanner"