diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1707e94367..c1a8d9b97f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+### [1.20.3](https://www.github.com/googleapis/java-bigquerystorage/compare/v1.20.2...v1.20.3) (2021-05-04)
+
+
+### Bug Fixes
+
+* remove schema update capability from jsonwriter and delete related tests ([#1047](https://www.github.com/googleapis/java-bigquerystorage/issues/1047)) ([21e399b](https://www.github.com/googleapis/java-bigquerystorage/commit/21e399bf4fca9b3ef84443ae1d32a6bfe393b61b))
+
+
+### Dependencies
+
+* update dependency com.google.cloud:google-cloud-bigquery to v1.128.3 ([#1045](https://www.github.com/googleapis/java-bigquerystorage/issues/1045)) ([68beb48](https://www.github.com/googleapis/java-bigquerystorage/commit/68beb4896e5246389c216841dec519a9915362c3))
+
 ### [1.20.2](https://www.github.com/googleapis/java-bigquerystorage/compare/v1.20.1...v1.20.2) (2021-04-27)
 
 
diff --git a/google-cloud-bigquerystorage-bom/pom.xml b/google-cloud-bigquerystorage-bom/pom.xml
index 2a00920ee8..872cbc8142 100644
--- a/google-cloud-bigquerystorage-bom/pom.xml
+++ b/google-cloud-bigquerystorage-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-bigquerystorage-bom</artifactId>
-  <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+  <version>1.20.3</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -63,38 +63,38 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-bigquerystorage-v1beta1</artifactId>
-        <version>0.120.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1beta1:current} -->
+        <version>0.120.3</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-bigquerystorage-v1beta2</artifactId>
-        <version>0.120.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1beta2:current} -->
+        <version>0.120.3</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1beta2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-bigquerystorage-v1</artifactId>
-        <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1:current} -->
+        <version>1.20.3</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1:current} -->
       </dependency>
 
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-bigquerystorage-v1beta1</artifactId>
-        <version>0.120.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1beta1:current} -->
+        <version>0.120.3</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-bigquerystorage-v1beta2</artifactId>
-        <version>0.120.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1beta2:current} -->
+        <version>0.120.3</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1beta2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-bigquerystorage-v1</artifactId>
-        <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1:current} -->
+        <version>1.20.3</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-bigquerystorage</artifactId>
-        <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+        <version>1.20.3</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-bigquerystorage/pom.xml b/google-cloud-bigquerystorage/pom.xml
index ebadf2ed8e..eb40e8a7b8 100644
--- a/google-cloud-bigquerystorage/pom.xml
+++ b/google-cloud-bigquerystorage/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-bigquerystorage</artifactId>
-  <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+  <version>1.20.3</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
   <packaging>jar</packaging>
   <name>BigQuery Storage</name>
   <url>https://github.com/googleapis/java-bigquerystorage</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>1.20.3</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 86dec0a551..0e437667af 100644
--- a/grpc-google-cloud-bigquerystorage-v1/pom.xml
+++ b/grpc-google-cloud-bigquerystorage-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-bigquerystorage-v1</artifactId>
-  <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1:current} -->
+  <version>1.20.3</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1:current} -->
   <name>grpc-google-cloud-bigquerystorage-v1</name>
   <description>GRPC library for grpc-google-cloud-bigquerystorage-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>1.20.3</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 a906a58ab9..3f775e7c19 100644
--- a/grpc-google-cloud-bigquerystorage-v1beta1/pom.xml
+++ b/grpc-google-cloud-bigquerystorage-v1beta1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-bigquerystorage-v1beta1</artifactId>
-  <version>0.120.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1beta1:current} -->
+  <version>0.120.3</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1beta1:current} -->
   <name>grpc-google-cloud-bigquerystorage-v1beta1</name>
   <description>GRPC library for grpc-google-cloud-bigquerystorage-v1beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>1.20.3</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 b5e8e61bff..2834a54964 100644
--- a/grpc-google-cloud-bigquerystorage-v1beta2/pom.xml
+++ b/grpc-google-cloud-bigquerystorage-v1beta2/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-bigquerystorage-v1beta2</artifactId>
-  <version>0.120.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1beta2:current} -->
+  <version>0.120.3</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1beta2:current} -->
   <name>grpc-google-cloud-bigquerystorage-v1beta2</name>
   <description>GRPC library for grpc-google-cloud-bigquerystorage-v1beta2</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>1.20.3</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index ddcf2ebef2..faed4235d2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-bigquerystorage-parent</artifactId>
   <packaging>pom</packaging>
-  <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+  <version>1.20.3</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
   <name>BigQuery Storage Parent</name>
   <url>https://github.com/googleapis/java-bigquerystorage</url>
   <description>
@@ -97,37 +97,37 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-bigquerystorage-v1beta1</artifactId>
-        <version>0.120.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1beta1:current} -->
+        <version>0.120.3</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-bigquerystorage-v1beta2</artifactId>
-        <version>0.120.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1beta2:current} -->
+        <version>0.120.3</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1beta2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-bigquerystorage-v1</artifactId>
-        <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1:current} -->
+        <version>1.20.3</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-bigquerystorage-v1beta1</artifactId>
-        <version>0.120.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1beta1:current} -->
+        <version>0.120.3</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-bigquerystorage-v1beta2</artifactId>
-        <version>0.120.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1beta2:current} -->
+        <version>0.120.3</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1beta2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-bigquerystorage-v1</artifactId>
-        <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1:current} -->
+        <version>1.20.3</version><!-- {x-version-update:grpc-google-cloud-bigquerystorage-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-bigquerystorage</artifactId>
-        <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+        <version>1.20.3</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
       </dependency>
       <dependency>
         <groupId>org.json</groupId>
diff --git a/proto-google-cloud-bigquerystorage-v1/pom.xml b/proto-google-cloud-bigquerystorage-v1/pom.xml
index 2dd799c36a..db7e137d2c 100644
--- a/proto-google-cloud-bigquerystorage-v1/pom.xml
+++ b/proto-google-cloud-bigquerystorage-v1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-bigquerystorage-v1</artifactId>
-  <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1:current} -->
+  <version>1.20.3</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1:current} -->
   <name>proto-google-cloud-bigquerystorage-v1</name>
   <description>PROTO library for proto-google-cloud-bigquerystorage-v1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>1.20.3</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 c878a1c4d2..520a1ffd45 100644
--- a/proto-google-cloud-bigquerystorage-v1beta1/pom.xml
+++ b/proto-google-cloud-bigquerystorage-v1beta1/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-bigquerystorage-v1beta1</artifactId>
-  <version>0.120.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1beta1:current} -->
+  <version>0.120.3</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1beta1:current} -->
   <name>proto-google-cloud-bigquerystorage-v1beta1</name>
   <description>PROTO library for proto-google-cloud-bigquerystorage-v1beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>1.20.3</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 9e41e7e3f7..bb630c92ec 100644
--- a/proto-google-cloud-bigquerystorage-v1beta2/pom.xml
+++ b/proto-google-cloud-bigquerystorage-v1beta2/pom.xml
@@ -4,13 +4,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-bigquerystorage-v1beta2</artifactId>
-  <version>0.120.3-SNAPSHOT</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1beta2:current} -->
+  <version>0.120.3</version><!-- {x-version-update:proto-google-cloud-bigquerystorage-v1beta2:current} -->
   <name>proto-google-cloud-bigquerystorage-v1beta2</name>
   <description>PROTO library for proto-google-cloud-bigquerystorage-v1beta2</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-bigquerystorage-parent</artifactId>
-    <version>1.20.3-SNAPSHOT</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
+    <version>1.20.3</version><!-- {x-version-update:google-cloud-bigquerystorage:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/samples/snapshot/pom.xml b/samples/snapshot/pom.xml
index a2603ab837..34ed516612 100644
--- a/samples/snapshot/pom.xml
+++ b/samples/snapshot/pom.xml
@@ -29,7 +29,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-bigquerystorage</artifactId>
-      <version>1.20.3-SNAPSHOT</version>
+      <version>1.20.3</version>
     </dependency>
     <!-- {x-version-update-end} -->
 
diff --git a/versions.txt b/versions.txt
index 1721409e00..19049f352c 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,10 +1,10 @@
 # Format:
 # module:released-version:current-version
 
-proto-google-cloud-bigquerystorage-v1beta1:0.120.2:0.120.3-SNAPSHOT
-proto-google-cloud-bigquerystorage-v1beta2:0.120.2:0.120.3-SNAPSHOT
-proto-google-cloud-bigquerystorage-v1:1.20.2:1.20.3-SNAPSHOT
-grpc-google-cloud-bigquerystorage-v1beta1:0.120.2:0.120.3-SNAPSHOT
-grpc-google-cloud-bigquerystorage-v1beta2:0.120.2:0.120.3-SNAPSHOT
-grpc-google-cloud-bigquerystorage-v1:1.20.2:1.20.3-SNAPSHOT
-google-cloud-bigquerystorage:1.20.2:1.20.3-SNAPSHOT
+proto-google-cloud-bigquerystorage-v1beta1:0.120.3:0.120.3
+proto-google-cloud-bigquerystorage-v1beta2:0.120.3:0.120.3
+proto-google-cloud-bigquerystorage-v1:1.20.3:1.20.3
+grpc-google-cloud-bigquerystorage-v1beta1:0.120.3:0.120.3
+grpc-google-cloud-bigquerystorage-v1beta2:0.120.3:0.120.3
+grpc-google-cloud-bigquerystorage-v1:1.20.3:1.20.3
+google-cloud-bigquerystorage:1.20.3:1.20.3