diff --git a/bigquery/.release-please-manifest.json b/bigquery/.release-please-manifest.json
index ca826457d436..3bb9a6c91c5b 100644
--- a/bigquery/.release-please-manifest.json
+++ b/bigquery/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-    "bigquery": "1.39.0"
+    "bigquery": "1.40.0"
 }
diff --git a/bigquery/CHANGES.md b/bigquery/CHANGES.md
index 588fb1397c80..fbb82070d3e2 100644
--- a/bigquery/CHANGES.md
+++ b/bigquery/CHANGES.md
@@ -1,6 +1,18 @@
 # Changes
 
 
+## [1.40.0](https://github.com/googleapis/google-cloud-go/compare/bigquery/v1.39.0...bigquery/v1.40.0) (2022-09-02)
+
+
+### Features
+
+* **bigquery:** add trace instrumentation support for individual rpcs ([#6493](https://github.com/googleapis/google-cloud-go/issues/6493)) ([eedc632](https://github.com/googleapis/google-cloud-go/commit/eedc6327b845850d9d6109014a5d531dfbfa7d04))
+
+
+### Documentation
+
+* **bigquery:** add numeric and bignumeric to RowIterator docs ([#6560](https://github.com/googleapis/google-cloud-go/issues/6560)) ([bea4028](https://github.com/googleapis/google-cloud-go/commit/bea4028a5fde6e790f70b0a98c33b81b3ad4023e))
+
 ## [1.39.0](https://github.com/googleapis/google-cloud-go/compare/bigquery/v1.38.0...bigquery/v1.39.0) (2022-08-23)
 
 
diff --git a/bigquery/internal/version.go b/bigquery/internal/version.go
index db47be094243..edb5f3479a06 100644
--- a/bigquery/internal/version.go
+++ b/bigquery/internal/version.go
@@ -16,4 +16,4 @@
 package internal
 
 // Version is the current tagged release of the library.
-const Version = "1.39.0"
+const Version = "1.40.0"