diff --git a/api/pom.xml b/api/pom.xml
index 134ccc5..72cfa40 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.lfenergy.shapeshifter</groupId>
     <artifactId>shapeshifter-library</artifactId>
-    <version>2.4.0-SNAPSHOT</version>
+    <version>2.5.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
diff --git a/api/src/main/resources/uftp.xjb b/api/src/main/resources/uftp.xjb
index 27c923c..8f92250 100644
--- a/api/src/main/resources/uftp.xjb
+++ b/api/src/main/resources/uftp.xjb
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
-<jaxb:bindings xmlns:jaxb="http://java.sun.com/xml/ns/jaxb" xmlns:xjc="http://java.sun.com/xml/ns/jaxb/xjc"
-  xmlns:xs="http://www.w3.org/2001/XMLSchema" version="4.0">
+<jaxb:bindings xmlns:jaxb="https://jakarta.ee/xml/ns/jaxb" xmlns:xjc="http://java.sun.com/xml/ns/jaxb/xjc"
+  xmlns:xs="http://www.w3.org/2001/XMLSchema" version="3.0">
 
   <jaxb:globalBindings>
     <jaxb:serializable uid="1"/>
diff --git a/core/pom.xml b/core/pom.xml
index 4e872a4..224c469 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.lfenergy.shapeshifter</groupId>
     <artifactId>shapeshifter-library</artifactId>
-    <version>2.4.0-SNAPSHOT</version>
+    <version>2.5.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
@@ -22,13 +22,13 @@
     <jna.version>5.13.0</jna.version>
     <lazysodium-java.version>5.1.4</lazysodium-java.version>
     <resource-loader.version>2.0.2</resource-loader.version>
-    <swagger-annotations.version>2.2.20</swagger-annotations.version>
-    <wiremock.version>3.2.0</wiremock.version>
+    <swagger-annotations.version>2.2.21</swagger-annotations.version>
+    <wiremock.version>3.5.3</wiremock.version>
     <xmlunit.verion>2.9.1</xmlunit.verion>
-    <lombok.version>1.18.30</lombok.version>
-    <commons-logging.version>1.2</commons-logging.version>
+    <lombok.version>1.18.32</lombok.version>
+    <commons-logging.version>1.3.1</commons-logging.version>
     <jakarta-annotation.version>2.1.1</jakarta-annotation.version>
-    <awaitility.version>4.2.0</awaitility.version>
+    <awaitility.version>4.2.1</awaitility.version>
   </properties>
 
   <dependencies>
diff --git a/core/src/main/java/org/lfenergy/shapeshifter/core/service/sending/UftpSendMessageService.java b/core/src/main/java/org/lfenergy/shapeshifter/core/service/sending/UftpSendMessageService.java
index 27c678f..d7e1751 100644
--- a/core/src/main/java/org/lfenergy/shapeshifter/core/service/sending/UftpSendMessageService.java
+++ b/core/src/main/java/org/lfenergy/shapeshifter/core/service/sending/UftpSendMessageService.java
@@ -52,7 +52,7 @@ public class UftpSendMessageService {
     private static final String MSG_CLIENT_ERROR = "Client error {0} received while sending UFTP message to {1}: {2}";
     private static final String MSG_SERVER_ERROR = "Server error {0} received while sending UFTP message to {1}: {2}";
     private static final String MSG_UNEXPECTED_RESPONSE_STATUS = "Unexpected response status {0} received while sending UFTP message to {1}: {2}";
-    private static final String MSG_UNEXPECTED_IO_ERROR = "Unexpected I/O exception while sending UFTP message to {0}: {1}";
+    private static final String MSG_UNEXPECTED_IO_ERROR = "Unexpected I/O exception while sending UFTP message to {0}: {1}: {2}";
     private static final String MSG_INTERRUPTED = "Interrupted while sending UFTP message to {0}: {1}";
     private static final String MSG_TOO_MANY_REDIRECTS = "Too many redirects while sending UFTP message to {0}";
     private static final String MSG_MISSING_REDIRECT_LOCATION = "Redirect received without " + REDIRECT_LOCATION_HEADER_NAME + " header while sending UFTP message to {0}";
@@ -166,7 +166,7 @@ private void send(String signedXml, String url, int maxFollowRedirects) {
         } catch (URISyntaxException | IllegalArgumentException e) {
             throw new UftpSendException(MessageFormat.format(MSG_INVALID_ENDPOINT, e.getMessage()), e);
         } catch (IOException e) {
-            throw new UftpSendException(MessageFormat.format(MSG_UNEXPECTED_IO_ERROR, url, e.getMessage()), e);
+            throw new UftpSendException(MessageFormat.format(MSG_UNEXPECTED_IO_ERROR, url, e.getClass().getSimpleName(), e.getMessage()), e);
         } catch (InterruptedException e) {
             Thread.currentThread().interrupt();
             throw new UftpSendException(MessageFormat.format(MSG_INTERRUPTED, url, e.getMessage()), e);
diff --git a/core/src/test/java/org/lfenergy/shapeshifter/core/service/sending/UftpSendMessageServiceTest.java b/core/src/test/java/org/lfenergy/shapeshifter/core/service/sending/UftpSendMessageServiceTest.java
index f1deeba..3afeea5 100644
--- a/core/src/test/java/org/lfenergy/shapeshifter/core/service/sending/UftpSendMessageServiceTest.java
+++ b/core/src/test/java/org/lfenergy/shapeshifter/core/service/sending/UftpSendMessageServiceTest.java
@@ -350,6 +350,26 @@ void attemptToSendMessage_MalformedUrl() {
         verifyNoInteractions(uftpValidationService);
     }
 
+    @Test
+    void attemptToSendMessage_connectFailed() {
+        mockSerialisation();
+        mockSending();
+        var endpoint = "http://localhost:1"; // something that will trigger a java.net.ConnectException
+        given(participantService.getEndPointUrl(any())).willReturn(endpoint);
+        var httpStatusCode = HttpStatusCode.INTERNAL_SERVER_ERROR;
+
+        var actual = assertThrows(UftpSendException.class, () ->
+                testSubject.attemptToSendMessage(flexRequest, details));
+
+        verifySending();
+
+        assertThat(actual)
+                .isInstanceOf(UftpSendException.class)
+                .hasMessage("Unexpected I/O exception while sending UFTP message to " + endpoint + ": ConnectException: null");
+        assertThat(actual.getHttpStatusCode()).isEqualTo(httpStatusCode);
+        verifyNoInteractions(uftpValidationService);
+    }
+
     @Test
     void attemptToValidateAndSendMessage_ValidationException() {
         given(details.sender()).willReturn(sender);
diff --git a/core/src/test/java/org/lfenergy/shapeshifter/core/service/serialization/TestFile.java b/core/src/test/java/org/lfenergy/shapeshifter/core/service/serialization/TestFile.java
index cfcb631..b65b6b6 100644
--- a/core/src/test/java/org/lfenergy/shapeshifter/core/service/serialization/TestFile.java
+++ b/core/src/test/java/org/lfenergy/shapeshifter/core/service/serialization/TestFile.java
@@ -10,7 +10,6 @@
 import java.io.IOException;
 import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
-import org.apache.commons.io.FileUtils;
 
 public class TestFile {
 
@@ -26,7 +25,7 @@ private static String toFolder(Class<?> testClass) {
 
   public static String readResourceFileAsString(Class<?> testClass, String testName, String postFix) throws IOException {
     File file = resourceAsFile(testClass, testName, postFix);
-    return FileUtils.readFileToString(file, StandardCharsets.UTF_8);
+    return Files.readString(file.toPath(), StandardCharsets.UTF_8);
   }
 
   public static void compareAsXml(Class<?> testClass, String testName, String actualXml) throws IOException {
diff --git a/pom.xml b/pom.xml
index 31a8023..2b13519 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
   <groupId>org.lfenergy.shapeshifter</groupId>
   <artifactId>shapeshifter-library</artifactId>
-  <version>2.4.0-SNAPSHOT</version>
+  <version>2.5.0-SNAPSHOT</version>
   <packaging>pom</packaging>
 
   <name>Shapeshifter Library</name>
@@ -48,7 +48,7 @@
     <!-- Test dependency versions -->
     <junit.version>5.10.2</junit.version>
     <assertj.version>3.25.3</assertj.version>
-    <mockito.version>5.6.0</mockito.version>
+    <mockito.version>5.11.0</mockito.version>
 
     <!-- Plugin versions -->
     <maven-surefire-plugin.version>3.2.1</maven-surefire-plugin.version>
@@ -138,6 +138,7 @@
         <version>${dependency-check-maven.version}</version>
         <configuration>
           <failBuildOnCVSS>8</failBuildOnCVSS>
+          <assemblyAnalyzerEnabled>false</assemblyAnalyzerEnabled> <!-- We don't have .NET assemblies -->
         </configuration>
         <executions>
           <execution>
diff --git a/spring/pom.xml b/spring/pom.xml
index c6a4333..907fa69 100644
--- a/spring/pom.xml
+++ b/spring/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.lfenergy.shapeshifter</groupId>
     <artifactId>shapeshifter-library</artifactId>
-    <version>2.4.0-SNAPSHOT</version>
+    <version>2.5.0-SNAPSHOT</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 
@@ -16,8 +16,8 @@
   <url>https://www.lfenergy.org/projects/shapeshifter/</url>
 
   <properties>
-    <spring-boot.version>3.2.3</spring-boot.version>
-    <swagger-annotations.version>2.2.20</swagger-annotations.version>
+    <spring-boot.version>3.2.5</spring-boot.version>
+    <swagger-annotations.version>2.2.21</swagger-annotations.version>
   </properties>
 
   <dependencyManagement>