diff --git a/pom.xml b/pom.xml
index 3d9a8dbeff7fdf7e86971a8e76f71974dfa90fa9..57dfab1ab093b71a3ffd7974406902e93f322f2c 100755
--- a/pom.xml
+++ b/pom.xml
@@ -2,10 +2,10 @@
   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>
 
-  <groupId>no.nibio.vips.model.</groupId>
+  <groupId>no.nibio.vips</groupId>
   <artifactId>VIPSCoreManager</artifactId>
   <packaging>war</packaging>
-  <version>2022.1</version>
+  <version>2023.1</version>
 
   <name>VIPSCoreManager</name>
   <url>http://maven.apache.org</url>
@@ -43,7 +43,7 @@
             <type>jar</type>
         </dependency>
      <dependency>
-      <groupId>no.nibio.vips.common</groupId>
+      <groupId>no.nibio.vips</groupId>
       <artifactId>VIPSCommon</artifactId>
       <version>2022.1</version>
     </dependency>
diff --git a/src/main/resources/META-INF/persistence.xml b/src/main/resources/META-INF/persistence.xml
index 6311bc64be353dc55af95387f86e86acb9e78797..3df6329c8b17cf4ed3ca43ad06c4d6fca9974d63 100755
--- a/src/main/resources/META-INF/persistence.xml
+++ b/src/main/resources/META-INF/persistence.xml
@@ -21,6 +21,8 @@
   <persistence-unit name="VIPSCoreManager-PU" transaction-type="JTA">
     <jta-data-source>java:/jboss/datasources/vipscoremanager</jta-data-source>
     <exclude-unlisted-classes>false</exclude-unlisted-classes>
-    <properties/>
+    <properties>
+      <property name="hibernate.dialect" value="org.hibernate.dialect.PostgreSQL95Dialect"/>
+    </properties>
   </persistence-unit>
 </persistence>