diff --git a/bigquery/.release-please-manifest.json b/bigquery/.release-please-manifest.json
index 4f67ba032132..ca826457d436 100644
--- a/bigquery/.release-please-manifest.json
+++ b/bigquery/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-    "bigquery": "1.38.0"
+    "bigquery": "1.39.0"
 }
diff --git a/bigquery/CHANGES.md b/bigquery/CHANGES.md
index d810fcb68126..09a38401e722 100644
--- a/bigquery/CHANGES.md
+++ b/bigquery/CHANGES.md
@@ -1,6 +1,13 @@
 # Changes
 
 
+## [1.39.0](https://github.com/googleapis/google-cloud-go/compare/bigquery/v1.38.0...bigquery/v1.39.0) (2022-08-18)
+
+
+### Features
+
+* **bigquery:** add preview support for default values ([#6464](https://github.com/googleapis/google-cloud-go/issues/6464)) ([edc3be5](https://github.com/googleapis/google-cloud-go/commit/edc3be586f9e8b65c34318773f5c55e1a4ccb07b))
+
 ## [1.38.0](https://github.com/googleapis/google-cloud-go/compare/bigquery/v1.37.0...bigquery/v1.38.0) (2022-08-12)
 
 
diff --git a/bigquery/internal/version.go b/bigquery/internal/version.go
index 127cc5e77a84..db47be094243 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 = "1.38.0"
+const Version = "1.39.0"