diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4269d62a..2e6f1dad 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,23 @@
 # Changelog
 
+## [0.4.0](https://www.github.com/googleapis/java-document-ai/compare/v0.3.9...v0.4.0) (2021-02-23)
+
+
+### Features
+
+* Update documentai/v1beta3 protos ([#351](https://www.github.com/googleapis/java-document-ai/issues/351)) ([c752c99](https://www.github.com/googleapis/java-document-ai/commit/c752c99233a04bbc56c739b64a7b6cfd857e7932))
+
+
+### Documentation
+
+* generate sample code in the Java microgenerator ([#338](https://www.github.com/googleapis/java-document-ai/issues/338)) ([33a1eda](https://www.github.com/googleapis/java-document-ai/commit/33a1eda531d6c5d71a49976fa31bbaf0754cf83a))
+
+
+### Dependencies
+
+* update dependency com.google.cloud:google-cloud-shared-dependencies to v0.19.0 ([#354](https://www.github.com/googleapis/java-document-ai/issues/354)) ([b5cc196](https://www.github.com/googleapis/java-document-ai/commit/b5cc196ebd9b3fb4c7a2935b4adde9eb111eb140))
+* update dependency com.google.cloud:google-cloud-storage to v1.113.10 ([#350](https://www.github.com/googleapis/java-document-ai/issues/350)) ([83c52c9](https://www.github.com/googleapis/java-document-ai/commit/83c52c9dbd63690e3e98d261a4660aa1040b51f0))
+
 ### [0.3.9](https://www.github.com/googleapis/java-document-ai/compare/v0.3.8...v0.3.9) (2021-01-14)
 
 
diff --git a/google-cloud-document-ai-bom/pom.xml b/google-cloud-document-ai-bom/pom.xml
index c6189df3..e16fb8da 100644
--- a/google-cloud-document-ai-bom/pom.xml
+++ b/google-cloud-document-ai-bom/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-document-ai-bom</artifactId>
-  <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+  <version>0.4.0</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   <packaging>pom</packaging>
   <parent>
     <groupId>com.google.cloud</groupId>
@@ -61,37 +61,37 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-document-ai-v1beta1</artifactId>
-        <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta1:current} -->
+        <version>0.4.0</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-document-ai-v1beta2</artifactId>
-        <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta2:current} -->
+        <version>0.4.0</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-document-ai-v1beta3</artifactId>
-        <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta3:current} -->
+        <version>0.4.0</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta3:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-document-ai-v1beta1</artifactId>
-        <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta1:current} -->
+        <version>0.4.0</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-document-ai-v1beta2</artifactId>
-        <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta2:current} -->
+        <version>0.4.0</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-document-ai-v1beta3</artifactId>
-        <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta3:current} -->
+        <version>0.4.0</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta3:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-document-ai</artifactId>
-        <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+        <version>0.4.0</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
       </dependency>
     </dependencies>
   </dependencyManagement>
diff --git a/google-cloud-document-ai/pom.xml b/google-cloud-document-ai/pom.xml
index 276ceb24..29b637ee 100644
--- a/google-cloud-document-ai/pom.xml
+++ b/google-cloud-document-ai/pom.xml
@@ -3,7 +3,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-document-ai</artifactId>
-  <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+  <version>0.4.0</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   <packaging>jar</packaging>
   <name>Google Cloud Document AI</name>
   <url>https://github.com/googleapis/java-document-ai</url>
@@ -11,7 +11,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-document-ai-parent</artifactId>
-    <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+    <version>0.4.0</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   </parent>
   <properties>
     <site.installationModule>google-cloud-document-ai</site.installationModule>
diff --git a/grpc-google-cloud-document-ai-v1beta1/pom.xml b/grpc-google-cloud-document-ai-v1beta1/pom.xml
index a72eeb57..aa02b3af 100644
--- a/grpc-google-cloud-document-ai-v1beta1/pom.xml
+++ b/grpc-google-cloud-document-ai-v1beta1/pom.xml
@@ -3,13 +3,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-document-ai-v1beta1</artifactId>
-  <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta1:current} -->
+  <version>0.4.0</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta1:current} -->
   <name>grpc-google-cloud-document-ai-v1beta1</name>
   <description>GRPC library for grpc-google-cloud-document-ai-v1beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-document-ai-parent</artifactId>
-    <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+    <version>0.4.0</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-document-ai-v1beta2/pom.xml b/grpc-google-cloud-document-ai-v1beta2/pom.xml
index 1278d76a..c4e0499c 100644
--- a/grpc-google-cloud-document-ai-v1beta2/pom.xml
+++ b/grpc-google-cloud-document-ai-v1beta2/pom.xml
@@ -3,13 +3,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-document-ai-v1beta2</artifactId>
-  <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta2:current} -->
+  <version>0.4.0</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta2:current} -->
   <name>grpc-google-cloud-document-ai-v1beta2</name>
   <description>GRPC library for grpc-google-cloud-document-ai-v1beta2</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-document-ai-parent</artifactId>
-    <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+    <version>0.4.0</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/grpc-google-cloud-document-ai-v1beta3/pom.xml b/grpc-google-cloud-document-ai-v1beta3/pom.xml
index 29e3f761..1733e936 100644
--- a/grpc-google-cloud-document-ai-v1beta3/pom.xml
+++ b/grpc-google-cloud-document-ai-v1beta3/pom.xml
@@ -3,13 +3,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>grpc-google-cloud-document-ai-v1beta3</artifactId>
-  <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta3:current} -->
+  <version>0.4.0</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta3:current} -->
   <name>grpc-google-cloud-document-ai-v1beta3</name>
   <description>GRPC library for grpc-google-cloud-document-ai-v1beta3</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-document-ai-parent</artifactId>
-    <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+    <version>0.4.0</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/pom.xml b/pom.xml
index acc288da..eadd6f4b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-document-ai-parent</artifactId>
   <packaging>pom</packaging>
-  <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+  <version>0.4.0</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   <name>Google Cloud Document AI Parent</name>
   <url>https://github.com/googleapis/java-document-ai</url>
   <description>
@@ -70,32 +70,32 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-document-ai-v1beta1</artifactId>
-        <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta1:current} -->
+        <version>0.4.0</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-document-ai-v1beta2</artifactId>
-        <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta2:current} -->
+        <version>0.4.0</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-document-ai-v1beta3</artifactId>
-        <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta3:current} -->
+        <version>0.4.0</version> <!-- {x-version-update:grpc-google-cloud-document-ai-v1beta3:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-document-ai-v1beta1</artifactId>
-        <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta1:current} -->
+        <version>0.4.0</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-document-ai-v1beta2</artifactId>
-        <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta2:current} -->
+        <version>0.4.0</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta2:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>proto-google-cloud-document-ai-v1beta3</artifactId>
-        <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta3:current} -->
+        <version>0.4.0</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta3:current} -->
       </dependency>
 
       <dependency>
diff --git a/proto-google-cloud-document-ai-v1beta1/pom.xml b/proto-google-cloud-document-ai-v1beta1/pom.xml
index 582ef5bc..e67645a3 100644
--- a/proto-google-cloud-document-ai-v1beta1/pom.xml
+++ b/proto-google-cloud-document-ai-v1beta1/pom.xml
@@ -3,13 +3,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-document-ai-v1beta1</artifactId>
-  <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta1:current} -->
+  <version>0.4.0</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta1:current} -->
   <name>proto-google-cloud-document-ai-v1beta1</name>
   <description>PROTO library for proto-google-cloud-document-ai-v1beta1</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-document-ai-parent</artifactId>
-    <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+    <version>0.4.0</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-document-ai-v1beta2/pom.xml b/proto-google-cloud-document-ai-v1beta2/pom.xml
index 1ef1a8bd..d1f1ea3d 100644
--- a/proto-google-cloud-document-ai-v1beta2/pom.xml
+++ b/proto-google-cloud-document-ai-v1beta2/pom.xml
@@ -3,13 +3,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-document-ai-v1beta2</artifactId>
-  <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta2:current} -->
+  <version>0.4.0</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta2:current} -->
   <name>proto-google-cloud-document-ai-v1beta2</name>
   <description>PROTO library for proto-google-cloud-document-ai-v1beta2</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-document-ai-parent</artifactId>
-    <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+    <version>0.4.0</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/proto-google-cloud-document-ai-v1beta3/pom.xml b/proto-google-cloud-document-ai-v1beta3/pom.xml
index 738ca83a..7a3a3b90 100644
--- a/proto-google-cloud-document-ai-v1beta3/pom.xml
+++ b/proto-google-cloud-document-ai-v1beta3/pom.xml
@@ -3,13 +3,13 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.google.api.grpc</groupId>
   <artifactId>proto-google-cloud-document-ai-v1beta3</artifactId>
-  <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta3:current} -->
+  <version>0.4.0</version> <!-- {x-version-update:proto-google-cloud-document-ai-v1beta3:current} -->
   <name>proto-google-cloud-document-ai-v1beta3</name>
   <description>PROTO library for proto-google-cloud-document-ai-v1beta3</description>
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-document-ai-parent</artifactId>
-    <version>0.3.10-SNAPSHOT</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
+    <version>0.4.0</version> <!-- {x-version-update:google-cloud-document-ai:current} -->
   </parent>
   <dependencies>
     <dependency>
diff --git a/versions.txt b/versions.txt
index 063eff53..d928e6df 100644
--- a/versions.txt
+++ b/versions.txt
@@ -1,7 +1,7 @@
-proto-google-cloud-document-ai-v1beta1:0.3.9:0.3.10-SNAPSHOT
-proto-google-cloud-document-ai-v1beta2:0.3.9:0.3.10-SNAPSHOT
-proto-google-cloud-document-ai-v1beta3:0.3.9:0.3.10-SNAPSHOT
-grpc-google-cloud-document-ai-v1beta1:0.3.9:0.3.10-SNAPSHOT
-grpc-google-cloud-document-ai-v1beta2:0.3.9:0.3.10-SNAPSHOT
-grpc-google-cloud-document-ai-v1beta3:0.3.9:0.3.10-SNAPSHOT
-google-cloud-document-ai:0.3.9:0.3.10-SNAPSHOT
+proto-google-cloud-document-ai-v1beta1:0.4.0:0.4.0
+proto-google-cloud-document-ai-v1beta2:0.4.0:0.4.0
+proto-google-cloud-document-ai-v1beta3:0.4.0:0.4.0
+grpc-google-cloud-document-ai-v1beta1:0.4.0:0.4.0
+grpc-google-cloud-document-ai-v1beta2:0.4.0:0.4.0
+grpc-google-cloud-document-ai-v1beta3:0.4.0:0.4.0
+google-cloud-document-ai:0.4.0:0.4.0