diff --git a/desktop/src/main/kotlin/com/koldyr/genealogy/GenealogyApp.kt b/desktop/src/main/kotlin/com/koldyr/genealogy/GenealogyApp.kt
index 678c465..fa860c7 100644
--- a/desktop/src/main/kotlin/com/koldyr/genealogy/GenealogyApp.kt
+++ b/desktop/src/main/kotlin/com/koldyr/genealogy/GenealogyApp.kt
@@ -9,7 +9,6 @@ import java.awt.event.MouseEvent.*
 import java.io.File
 import java.io.IOException
 import java.util.*
-import java.util.function.ToLongFunction
 import javax.swing.AbstractAction
 import javax.swing.JFileChooser
 import javax.swing.JFrame
@@ -168,7 +167,7 @@ class GenealogyApp : JFrame, ActionListener {
             .stream()
             .map(Person::id)
             .filter(Objects::nonNull)
-            .mapToLong(ToLongFunction<Long?> { it })
+            .mapToLong { it!! }
             .max()
             .orElse(0) + 1
 
diff --git a/model/pom.xml b/model/pom.xml
index 6f43904..6e8c925 100644
--- a/model/pom.xml
+++ b/model/pom.xml
@@ -17,7 +17,7 @@
         <dependency>
             <groupId>jakarta.validation</groupId>
             <artifactId>jakarta.validation-api</artifactId>
-            <version>3.0.2</version>
+            <version>3.1.0</version>
         </dependency>
 
         <dependency>
diff --git a/pom.xml b/pom.xml
index 3bd728f..9e229ba 100644
--- a/pom.xml
+++ b/pom.xml
@@ -15,12 +15,12 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.compiler.source>21</maven.compiler.source>
         <maven.compiler.target>21</maven.compiler.target>
-        <kotlin.version>1.9.22</kotlin.version>
+        <kotlin.version>2.0.0</kotlin.version>
 
-        <spring.boot.version>3.2.5</spring.boot.version>
-        <spring.version>6.1.6</spring.version>
-        <spring.security.version>6.2.4</spring.security.version>
-        <jackson.version>2.17.0</jackson.version>
+        <spring.boot.version>3.3.0</spring.boot.version>
+        <spring.version>6.1.8</spring.version>
+        <spring.security.version>6.3.0</spring.security.version>
+        <jackson.version>2.17.1</jackson.version>
         <java-jwt.version>4.1.0</java-jwt.version>
         <springdoc-openapi.version>2.3.0</springdoc-openapi.version>
     </properties>
@@ -171,11 +171,4 @@
             </plugin>
         </plugins>
     </build>
-    <repositories>
-        <repository>
-            <id>maven_central</id>
-            <name>Maven Central</name>
-            <url>https://repo.maven.apache.org/maven2/</url>
-        </repository>
-    </repositories>
 </project>