diff --git a/.classpath b/.classpath
index b3cd1ce..7982963 100644
--- a/.classpath
+++ b/.classpath
@@ -30,15 +30,6 @@
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry kind="src" output="target/test-classes" path="target/generated-test-sources/test-annotations">
-		<attributes>
-			<attribute name="test" value="true"/>
-			<attribute name="optional" value="true"/>
-			<attribute name="maven.pomderived" value="true"/>
-			<attribute name="ignore_optional_problems" value="true"/>
-			<attribute name="m2e-apt" value="true"/>
-		</attributes>
-	</classpathentry>
 	<classpathentry kind="src" path="target/generated-sources/annotations">
 		<attributes>
 			<attribute name="optional" value="true"/>
diff --git a/pom.xml b/pom.xml
index 76f413b..f5778f2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,16 +4,6 @@
 	<groupId>kangaroo-and-rabbit</groupId>
 	<artifactId>archidata</artifactId>
 	<version>0.24.1-SNAPSHOT</version>
-	<properties>
-		<java.version>21</java.version>
-		<maven.compiler.version>3.1</maven.compiler.version>
-		<maven.compiler.source>21</maven.compiler.source>
-		<maven.compiler.target>21</maven.compiler.target>
-		<maven.dependency.version>3.1.1</maven.dependency.version>
-		<jersey.version>3.1.5</jersey.version>
-		<jaxb.version>2.3.1</jaxb.version>
-		<istack.version>4.1.1</istack.version>
-	</properties>
 	<repositories>
 		<repository>
 			<id>gitea</id>
@@ -35,7 +25,7 @@
 			<dependency>
 				<groupId>org.glassfish.jersey</groupId>
 				<artifactId>jersey-bom</artifactId>
-				<version>${jersey.version}</version>
+				<version>3.1.5</version>
 				<type>pom</type>
 				<scope>import</scope>
 			</dependency>
@@ -98,7 +88,12 @@
 		<dependency>
 			<groupId>javax.xml.bind</groupId>
 			<artifactId>jaxb-api</artifactId>
-			<version>${jaxb.version}</version>
+			<version>2.4.0-b180830.0359</version>
+		</dependency>
+		<dependency>
+			<groupId>com.sun.xml.bind</groupId>
+			<artifactId>jaxb-impl</artifactId>
+			<version>4.0.0-M4</version>
 		</dependency>
 		<dependency>
 			<groupId>org.glassfish.jaxb</groupId>
@@ -110,15 +105,10 @@
 			<artifactId>jakarta.ws.rs-api</artifactId>
 			<version>4.0.0</version>
 		</dependency>
-		<dependency>
-			<groupId>com.sun.xml.bind</groupId>
-			<artifactId>jaxb-impl</artifactId>
-			<version>${jaxb.version}</version>
-		</dependency>
 		<dependency>
 			<groupId>com.sun.istack</groupId>
 			<artifactId>istack-commons-runtime</artifactId>
-			<version>${istack.version}</version>
+			<version>4.1.2</version>
 		</dependency>
 		<!-- continu to be needed ??? -->
 		<dependency>
@@ -198,13 +188,13 @@
 		<dependency>
 			<groupId>org.mongodb</groupId>
 			<artifactId>mongodb-driver-sync</artifactId>
-			<version>4.3.0</version>
+			<version>5.1.4</version>
 		</dependency>
 		<!-- Bean Validation (JSR 303 / 380) -->
 		<dependency>
 			<groupId>org.hibernate.validator</groupId>
 			<artifactId>hibernate-validator</artifactId>
-			<version>7.0.0.Final</version>
+			<version>8.0.1.Final</version>
 		</dependency>
 		<dependency>
 			<groupId>javax.validation</groupId>
@@ -256,18 +246,17 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-compiler-plugin</artifactId>
-				<version>${maven.compiler.version}</version>
+				<version>3.13.0</version>
 				<configuration>
-					<source>${maven.compiler.source}</source>
-					<target>${maven.compiler.target}</target>
-					<!--<encoding>${project.build.sourceEncoding}</encoding>-->
+					<source>21</source>
+					<target>21</target>
 				</configuration>
 			</plugin>
 			<!-- Create the source bundle -->
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-source-plugin</artifactId>
-				<version>3.3.0</version>
+				<version>4.0.0-beta-1</version>
 				<executions>
 					<execution>
 						<id>attach-sources</id>
@@ -295,7 +284,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-surefire-plugin</artifactId>
-				<version>3.0.0-M5</version>
+				<version>3.2.5</version>
 			</plugin>
 			<plugin>
 				<artifactId>maven-assembly-plugin</artifactId>
@@ -314,7 +303,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-javadoc-plugin</artifactId>
-				<version>3.2.0</version>
+				<version>3.3.0</version>
 				<configuration>
 					<show>private</show>
 					<nohelp>true</nohelp>
@@ -324,7 +313,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-checkstyle-plugin</artifactId>
-				<version>3.3.1</version>
+				<version>3.5.0</version>
 				<configuration>
 					<configLocation>CheckStyle.xml</configLocation>
 					<consoleOutput>true</consoleOutput>
@@ -336,7 +325,7 @@
 			<plugin>
 				<groupId>net.revelc.code.formatter</groupId>
 				<artifactId>formatter-maven-plugin</artifactId>
-				<version>2.23.0</version>
+				<version>2.24.1</version>
 				<configuration>
 					<encoding>UTF-8</encoding>
 					<lineEnding>LF</lineEnding>
@@ -385,7 +374,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-javadoc-plugin</artifactId>
-				<version>3.2.0</version>
+				<version>3.3.0</version>
 				<configuration>
 					<show>public</show>
 				</configuration>