diff --git a/google-cloud-bigquerystorage/pom.xml b/google-cloud-bigquerystorage/pom.xml
index 581129ad5..4655da822 100644
--- a/google-cloud-bigquerystorage/pom.xml
+++ b/google-cloud-bigquerystorage/pom.xml
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>3.19.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>3.20.0-rc1</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-bigquerystorage</site.installationModule>
diff --git a/grpc-google-cloud-bigquerystorage-v1/pom.xml b/grpc-google-cloud-bigquerystorage-v1/pom.xml
index ca723cd67..7f011373b 100644
--- a/grpc-google-cloud-bigquerystorage-v1/pom.xml
+++ b/grpc-google-cloud-bigquerystorage-v1/pom.xml
@@ -10,7 +10,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>3.19.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>3.20.0-rc1</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-bigquerystorage-v1alpha/pom.xml b/grpc-google-cloud-bigquerystorage-v1alpha/pom.xml
index 107786026..50723ecbe 100644
--- a/grpc-google-cloud-bigquerystorage-v1alpha/pom.xml
+++ b/grpc-google-cloud-bigquerystorage-v1alpha/pom.xml
@@ -10,7 +10,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>3.19.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>3.20.0-rc1</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-bigquerystorage-v1beta/pom.xml b/grpc-google-cloud-bigquerystorage-v1beta/pom.xml
index a0a374f62..6a129bd7b 100644
--- a/grpc-google-cloud-bigquerystorage-v1beta/pom.xml
+++ b/grpc-google-cloud-bigquerystorage-v1beta/pom.xml
@@ -10,7 +10,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>3.19.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>3.20.0-rc1</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-bigquerystorage-v1beta1/pom.xml b/grpc-google-cloud-bigquerystorage-v1beta1/pom.xml
index 53821e526..aa392909f 100644
--- a/grpc-google-cloud-bigquerystorage-v1beta1/pom.xml
+++ b/grpc-google-cloud-bigquerystorage-v1beta1/pom.xml
@@ -10,7 +10,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>3.19.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>3.20.0-rc1</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-bigquerystorage-v1beta2/pom.xml b/grpc-google-cloud-bigquerystorage-v1beta2/pom.xml
index 987fb5d4d..0e950fc2f 100644
--- a/grpc-google-cloud-bigquerystorage-v1beta2/pom.xml
+++ b/grpc-google-cloud-bigquerystorage-v1beta2/pom.xml
@@ -10,7 +10,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>3.19.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>3.20.0-rc1</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-bigquerystorage-v1/pom.xml b/proto-google-cloud-bigquerystorage-v1/pom.xml
index 58908bf36..a8a9d1e5a 100644
--- a/proto-google-cloud-bigquerystorage-v1/pom.xml
+++ b/proto-google-cloud-bigquerystorage-v1/pom.xml
@@ -10,7 +10,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>3.19.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>3.20.0-rc1</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-bigquerystorage-v1alpha/pom.xml b/proto-google-cloud-bigquerystorage-v1alpha/pom.xml
index 98b038979..aa120e445 100644
--- a/proto-google-cloud-bigquerystorage-v1alpha/pom.xml
+++ b/proto-google-cloud-bigquerystorage-v1alpha/pom.xml
@@ -10,7 +10,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>3.19.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>3.20.0-rc1</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-bigquerystorage-v1beta/pom.xml b/proto-google-cloud-bigquerystorage-v1beta/pom.xml
index 99289ebcb..dab3c00e4 100644
--- a/proto-google-cloud-bigquerystorage-v1beta/pom.xml
+++ b/proto-google-cloud-bigquerystorage-v1beta/pom.xml
@@ -10,7 +10,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>3.19.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>3.20.0-rc1</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-bigquerystorage-v1beta1/pom.xml b/proto-google-cloud-bigquerystorage-v1beta1/pom.xml
index 6340c517e..b63450636 100644
--- a/proto-google-cloud-bigquerystorage-v1beta1/pom.xml
+++ b/proto-google-cloud-bigquerystorage-v1beta1/pom.xml
@@ -10,7 +10,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>3.19.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>3.20.0-rc1</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-bigquerystorage-v1beta2/pom.xml b/proto-google-cloud-bigquerystorage-v1beta2/pom.xml
index ffd1f64db..8373d678b 100644
--- a/proto-google-cloud-bigquerystorage-v1beta2/pom.xml
+++ b/proto-google-cloud-bigquerystorage-v1beta2/pom.xml
@@ -10,7 +10,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>3.19.1-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>3.20.0-rc1</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
   </parent>
   <dependencies>
     <dependency>