diff --git a/spanner/.release-please-manifest.json b/spanner/.release-please-manifest.json
index 39e54e1c00a..748fdbf9681 100644
--- a/spanner/.release-please-manifest.json
+++ b/spanner/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-    "spanner": "1.32.0"
+    "spanner": "1.33.0"
 }
diff --git a/spanner/CHANGES.md b/spanner/CHANGES.md
index 4d43668e17b..e89e9aaed19 100644
--- a/spanner/CHANGES.md
+++ b/spanner/CHANGES.md
@@ -1,5 +1,17 @@
 # Changes
 
+## [1.33.0](https://github.com/googleapis/google-cloud-go/compare/spanner/v1.32.0...spanner/v1.33.0) (2022-05-28)
+
+
+### Bug Fixes
+
+* **spanner/spansql:** fix invalid timestamp literal formats ([#6077](https://github.com/googleapis/google-cloud-go/issues/6077)) ([6ab8bed](https://github.com/googleapis/google-cloud-go/commit/6ab8bed93a978e00a6c195d8cb4d574ca6db27c3))
+
+
+### Miscellaneous Chores
+
+* **spanner:** release 1.33.0 ([#6104](https://github.com/googleapis/google-cloud-go/issues/6104)) ([54bc54e](https://github.com/googleapis/google-cloud-go/commit/54bc54e9bbdc22e2bbfd9f315885f95987e2c3f2))
+
 ## [1.32.0](https://github.com/googleapis/google-cloud-go/compare/spanner/v1.31.0...spanner/v1.32.0) (2022-05-09)
 
 
diff --git a/spanner/internal/version.go b/spanner/internal/version.go
index acc180691aa..ba70a43673b 100644
--- a/spanner/internal/version.go
+++ b/spanner/internal/version.go
@@ -15,4 +15,4 @@
 package internal
 
 // Version is the current tagged release of the library.
-const Version = "1.32.0"
+const Version = "1.33.0"