diff --git a/doc/changes/changelog.md b/doc/changes/changelog.md
index 66c575f..c18c182 100644
--- a/doc/changes/changelog.md
+++ b/doc/changes/changelog.md
@@ -1,5 +1,6 @@
 # Changes
 
+* [4.0.2](changes_4.0.2.md)
 * [4.0.1](changes_4.0.1.md)
 * [4.0.0](changes_4.0.0.md)
 * [3.1.1](changes_3.1.1.md)
diff --git a/doc/changes/changes_4.0.2.md b/doc/changes/changes_4.0.2.md
new file mode 100644
index 0000000..a221f4f
--- /dev/null
+++ b/doc/changes/changes_4.0.2.md
@@ -0,0 +1,22 @@
+# Virtual Schema for PostgreSQL 4.0.2, released 2026-08-04
+
+Code name: Support legacy nullable metadata
+
+## Summary
+
+This release supports legacy nullable metadata.
+
+## Bugfixes
+
+* #96: Handle `null` in `isNullable` metadata after DB upgrade to 2025.1.12
+
+## Dependency Updates
+
+### Compile Dependency Updates
+
+* Updated `com.exasol:virtual-schema-common-jdbc:14.0.4` to `14.0.5`
+
+### Test Dependency Updates
+
+* Updated `com.exasol:virtual-schema-common-jdbc:14.0.4` to `14.0.5`
+* Updated `com.exasol:virtual-schema-shared-integration-tests:3.0.2` to `3.0.3`
diff --git a/doc/user_guide/postgresql_user_guide.md b/doc/user_guide/postgresql_user_guide.md
index 1d06993..bd8c7ed 100644
--- a/doc/user_guide/postgresql_user_guide.md
+++ b/doc/user_guide/postgresql_user_guide.md
@@ -53,7 +53,7 @@ The SQL statement below creates the adapter script, defines the Java class that
 --/
 CREATE OR REPLACE JAVA ADAPTER SCRIPT ADAPTER.JDBC_ADAPTER AS
   %scriptclass com.exasol.adapter.RequestDispatcher;
-  %jar /buckets/<BFS service>/<bucket>/virtual-schema-dist-14.0.4-postgresql-4.0.1.jar;
+  %jar /buckets/<BFS service>/<bucket>/virtual-schema-dist-14.0.5-postgresql-4.0.2.jar;
   %jar /buckets/<BFS service>/<bucket>/postgresql-<postgresql-driver-version>.jar;
 /
 ```
diff --git a/pk_generated_parent.pom b/pk_generated_parent.pom
index e44670d..a209319 100644
--- a/pk_generated_parent.pom
+++ b/pk_generated_parent.pom
@@ -3,7 +3,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.exasol</groupId>
     <artifactId>postgresql-virtual-schema-generated-parent</artifactId>
-    <version>4.0.1</version>
+    <version>4.0.2</version>
     <packaging>pom</packaging>
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
diff --git a/pom.xml b/pom.xml
index ad49f37..0cfc51d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -2,12 +2,12 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>postgresql-virtual-schema</artifactId>
-    <version>4.0.1</version>
+    <version>4.0.2</version>
     <name>Virtual Schema for PostgreSQL</name>
     <description>Virtual Schema for connecting PostgreSQL as data source to Exasol</description>
     <url>https://github.com/exasol/postgresql-virtual-schema/</url>
     <properties>
-        <vscjdbc.version>14.0.4</vscjdbc.version>
+        <vscjdbc.version>14.0.5</vscjdbc.version>
         <org.testcontainers.version>2.0.5</org.testcontainers.version>
     </properties>
     <dependencies>
@@ -105,7 +105,7 @@
         <dependency>
             <groupId>com.exasol</groupId>
             <artifactId>virtual-schema-shared-integration-tests</artifactId>
-            <version>3.0.2</version>
+            <version>3.0.3</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -192,7 +192,7 @@
     <parent>
         <artifactId>postgresql-virtual-schema-generated-parent</artifactId>
         <groupId>com.exasol</groupId>
-        <version>4.0.1</version>
+        <version>4.0.2</version>
         <relativePath>pk_generated_parent.pom</relativePath>
     </parent>
 </project>
diff --git a/src/test/java/com/exasol/adapter/dialects/postgresql/PostgresVirtualSchemaIntegrationTestSetup.java b/src/test/java/com/exasol/adapter/dialects/postgresql/PostgresVirtualSchemaIntegrationTestSetup.java
index d7cda57..dcdce40 100644
--- a/src/test/java/com/exasol/adapter/dialects/postgresql/PostgresVirtualSchemaIntegrationTestSetup.java
+++ b/src/test/java/com/exasol/adapter/dialects/postgresql/PostgresVirtualSchemaIntegrationTestSetup.java
@@ -28,7 +28,7 @@
  * This class contains the common integration test setup for all PostgreSQL virtual schemas.
  */
 public class PostgresVirtualSchemaIntegrationTestSetup implements Closeable {
-    private static final String VIRTUAL_SCHEMAS_JAR_NAME_AND_VERSION = "virtual-schema-dist-14.0.4-postgresql-4.0.1.jar";
+    private static final String VIRTUAL_SCHEMAS_JAR_NAME_AND_VERSION = "virtual-schema-dist-14.0.5-postgresql-4.0.2.jar";
     private static final Path PATH_TO_VIRTUAL_SCHEMAS_JAR = Path.of("target", VIRTUAL_SCHEMAS_JAR_NAME_AND_VERSION);
     private static final String SCHEMA_EXASOL = "SCHEMA_EXASOL";
     private static final String ADAPTER_SCRIPT_EXASOL = "ADAPTER_SCRIPT_EXASOL";