[maven-release-plugin] prepare release 4.0.0
diff --git a/openjpa-all/pom.xml b/openjpa-all/pom.xml
index 49dc289..cbf20a3 100644
--- a/openjpa-all/pom.xml
+++ b/openjpa-all/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-all</artifactId>
diff --git a/openjpa-examples/image-gallery/pom.xml b/openjpa-examples/image-gallery/pom.xml
index 624c23c..5544deb 100644
--- a/openjpa-examples/image-gallery/pom.xml
+++ b/openjpa-examples/image-gallery/pom.xml
@@ -27,7 +27,7 @@
   <parent>
       <groupId>org.apache.openjpa</groupId>
       <artifactId>openjpa-examples</artifactId>
-      <version>4.0.0-SNAPSHOT</version>
+      <version>4.0.0</version>
   </parent>
 
   <groupId>org.apache.openjpa.openjpa-examples</groupId>
diff --git a/openjpa-examples/openbooks/pom.xml b/openjpa-examples/openbooks/pom.xml
index 770cf06..5c9b3de 100644
--- a/openjpa-examples/openbooks/pom.xml
+++ b/openjpa-examples/openbooks/pom.xml
@@ -29,7 +29,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-examples</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <groupId>org.apache.openjpa.openjpa-examples</groupId>
diff --git a/openjpa-examples/pom.xml b/openjpa-examples/pom.xml
index 4ff524d..e1eebfa 100644
--- a/openjpa-examples/pom.xml
+++ b/openjpa-examples/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-examples</artifactId>
diff --git a/openjpa-examples/simple/pom.xml b/openjpa-examples/simple/pom.xml
index db215c0..1ad7560 100644
--- a/openjpa-examples/simple/pom.xml
+++ b/openjpa-examples/simple/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-examples</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <groupId>org.apache.openjpa.openjpa-examples</groupId>
diff --git a/openjpa-features/pom.xml b/openjpa-features/pom.xml
index d11b455..3326f0c 100644
--- a/openjpa-features/pom.xml
+++ b/openjpa-features/pom.xml
@@ -18,7 +18,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-features</artifactId>
diff --git a/openjpa-integration/daytrader/pom.xml b/openjpa-integration/daytrader/pom.xml
index eb8a7c3..15795d0 100644
--- a/openjpa-integration/daytrader/pom.xml
+++ b/openjpa-integration/daytrader/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-integration</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-integration-daytrader</artifactId>
diff --git a/openjpa-integration/examples/pom.xml b/openjpa-integration/examples/pom.xml
index d5e45d9..512ba1e 100644
--- a/openjpa-integration/examples/pom.xml
+++ b/openjpa-integration/examples/pom.xml
@@ -37,7 +37,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-integration</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-integration-examples</artifactId>
diff --git a/openjpa-integration/jmx/pom.xml b/openjpa-integration/jmx/pom.xml
index b82bf9d..62d2335 100644
--- a/openjpa-integration/jmx/pom.xml
+++ b/openjpa-integration/jmx/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-integration</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-integration-jmx</artifactId>
diff --git a/openjpa-integration/pom.xml b/openjpa-integration/pom.xml
index 04ea627..91d5f7c 100644
--- a/openjpa-integration/pom.xml
+++ b/openjpa-integration/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-integration</artifactId>
diff --git a/openjpa-integration/slf4j/pom.xml b/openjpa-integration/slf4j/pom.xml
index 00f4e74..c38a2fc 100644
--- a/openjpa-integration/slf4j/pom.xml
+++ b/openjpa-integration/slf4j/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-integration</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-integration-slf4j</artifactId>
diff --git a/openjpa-integration/tck/pom.xml b/openjpa-integration/tck/pom.xml
index 5d9bcb9..44aa267 100644
--- a/openjpa-integration/tck/pom.xml
+++ b/openjpa-integration/tck/pom.xml
@@ -78,7 +78,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-integration</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-integration-tck</artifactId>
diff --git a/openjpa-integration/validation/pom.xml b/openjpa-integration/validation/pom.xml
index 5bc45c0..2d85428 100644
--- a/openjpa-integration/validation/pom.xml
+++ b/openjpa-integration/validation/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-integration</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-integration-validation</artifactId>
diff --git a/openjpa-jdbc/pom.xml b/openjpa-jdbc/pom.xml
index b4a17b1..c3f1450 100644
--- a/openjpa-jdbc/pom.xml
+++ b/openjpa-jdbc/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-jdbc</artifactId>
diff --git a/openjpa-jest/pom.xml b/openjpa-jest/pom.xml
index b2e3732..4604c7e 100644
--- a/openjpa-jest/pom.xml
+++ b/openjpa-jest/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-jest</artifactId>
diff --git a/openjpa-junit5/pom.xml b/openjpa-junit5/pom.xml
index 13ab74f..72994f3 100644
--- a/openjpa-junit5/pom.xml
+++ b/openjpa-junit5/pom.xml
@@ -24,7 +24,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-junit5</artifactId>
diff --git a/openjpa-kernel/pom.xml b/openjpa-kernel/pom.xml
index ea2ebc2..6face3e 100644
--- a/openjpa-kernel/pom.xml
+++ b/openjpa-kernel/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-kernel</artifactId>
diff --git a/openjpa-kubernetes/pom.xml b/openjpa-kubernetes/pom.xml
index 2707f1a..b48671d 100644
--- a/openjpa-kubernetes/pom.xml
+++ b/openjpa-kubernetes/pom.xml
@@ -28,7 +28,7 @@
   <parent>
     <groupId>org.apache.openjpa</groupId>
     <artifactId>openjpa-parent</artifactId>
-    <version>4.0.0-SNAPSHOT</version>
+    <version>4.0.0</version>
   </parent>
 
   <artifactId>openjpa-kubernetes</artifactId>
diff --git a/openjpa-lib/pom.xml b/openjpa-lib/pom.xml
index b65e000..20522ff 100644
--- a/openjpa-lib/pom.xml
+++ b/openjpa-lib/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-lib</artifactId>
diff --git a/openjpa-persistence-jdbc/pom.xml b/openjpa-persistence-jdbc/pom.xml
index 5223d1c..19a92e9 100644
--- a/openjpa-persistence-jdbc/pom.xml
+++ b/openjpa-persistence-jdbc/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-persistence-jdbc</artifactId>
diff --git a/openjpa-persistence-locking/pom.xml b/openjpa-persistence-locking/pom.xml
index 4678227..937857b 100644
--- a/openjpa-persistence-locking/pom.xml
+++ b/openjpa-persistence-locking/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-persistence-locking</artifactId>
diff --git a/openjpa-persistence/pom.xml b/openjpa-persistence/pom.xml
index e2e4e81..7635991 100644
--- a/openjpa-persistence/pom.xml
+++ b/openjpa-persistence/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-persistence</artifactId>
diff --git a/openjpa-project/pom.xml b/openjpa-project/pom.xml
index f6963ca..bc6487e 100644
--- a/openjpa-project/pom.xml
+++ b/openjpa-project/pom.xml
@@ -39,7 +39,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>apache-openjpa</artifactId>
diff --git a/openjpa-slice/pom.xml b/openjpa-slice/pom.xml
index ca0d895..5974a98 100644
--- a/openjpa-slice/pom.xml
+++ b/openjpa-slice/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-slice</artifactId>
diff --git a/openjpa-tools/openjpa-fetch-statistics-was/pom.xml b/openjpa-tools/openjpa-fetch-statistics-was/pom.xml
index 73d0b5b..b202b50 100644
--- a/openjpa-tools/openjpa-fetch-statistics-was/pom.xml
+++ b/openjpa-tools/openjpa-fetch-statistics-was/pom.xml
@@ -17,7 +17,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-tools</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-fetch-statistics-was</artifactId>
diff --git a/openjpa-tools/openjpa-fetch-statistics/pom.xml b/openjpa-tools/openjpa-fetch-statistics/pom.xml
index 39c03d9..0ea24ac 100644
--- a/openjpa-tools/openjpa-fetch-statistics/pom.xml
+++ b/openjpa-tools/openjpa-fetch-statistics/pom.xml
@@ -17,7 +17,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-tools</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-fetch-statistics</artifactId>
diff --git a/openjpa-tools/openjpa-maven-plugin/pom.xml b/openjpa-tools/openjpa-maven-plugin/pom.xml
index f87277d..a1f4478 100644
--- a/openjpa-tools/openjpa-maven-plugin/pom.xml
+++ b/openjpa-tools/openjpa-maven-plugin/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-tools</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 
diff --git a/openjpa-tools/pom.xml b/openjpa-tools/pom.xml
index 44768d7..4ba314d 100644
--- a/openjpa-tools/pom.xml
+++ b/openjpa-tools/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
 <!--        <relativePath>../pom.xml</relativePath>-->
     </parent>
 
diff --git a/openjpa-xmlstore/pom.xml b/openjpa-xmlstore/pom.xml
index cba5357..fbc1ee4 100644
--- a/openjpa-xmlstore/pom.xml
+++ b/openjpa-xmlstore/pom.xml
@@ -27,7 +27,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa-xmlstore</artifactId>
diff --git a/openjpa/pom.xml b/openjpa/pom.xml
index 5e2bbe3..2cc93f9 100644
--- a/openjpa/pom.xml
+++ b/openjpa/pom.xml
@@ -28,7 +28,7 @@
     <parent>
         <groupId>org.apache.openjpa</groupId>
         <artifactId>openjpa-parent</artifactId>
-        <version>4.0.0-SNAPSHOT</version>
+        <version>4.0.0</version>
     </parent>
 
     <artifactId>openjpa</artifactId>
diff --git a/pom.xml b/pom.xml
index 9147438..6cc21c4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -35,7 +35,7 @@
     <name>OpenJPA Parent POM</name>
     <description>Apache OpenJPA implementation of Jakarta JPA 3.1</description>
 
-    <version>4.0.0-SNAPSHOT</version>
+    <version>4.0.0</version>
 
     <properties>
         <java.class.version>11</java.class.version>
@@ -175,7 +175,7 @@
         <connection>scm:git:https://gitbox.apache.org/repos/asf/openjpa.git</connection>
         <developerConnection>scm:git:https://gitbox.apache.org/repos/asf/openjpa.git</developerConnection>
         <url>https://gitbox.apache.org/repos/asf/openjpa.git</url>
-      <tag>HEAD</tag>
+      <tag>4.0.0</tag>
   </scm>
 
     <modules>