diff --git a/threema-connector-demo/pom.xml b/threema-connector-demo/pom.xml
index 981dd84..dddf810 100644
--- a/threema-connector-demo/pom.xml
+++ b/threema-connector-demo/pom.xml
@@ -18,7 +18,7 @@
       <plugin>
         <groupId>com.axonivy.ivy.ci</groupId>
         <artifactId>project-build-plugin</artifactId>
-        <version>10.0.6</version>
+        <version>10.0.14</version>
         <extensions>true</extensions>
       </plugin>
     </plugins>
diff --git a/threema-connector-test/pom.xml b/threema-connector-test/pom.xml
index f614ad4..cac22d0 100644
--- a/threema-connector-test/pom.xml
+++ b/threema-connector-test/pom.xml
@@ -15,7 +15,7 @@
     <dependency>
       <groupId>com.axonivy.ivy.test</groupId>
       <artifactId>unit-tester</artifactId>
-      <version>10.0.0</version>
+      <version>10.0.14</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
@@ -36,7 +36,7 @@
       <plugin>
         <groupId>com.axonivy.ivy.ci</groupId>
         <artifactId>project-build-plugin</artifactId>
-        <version>10.0.6</version>
+        <version>10.0.14</version>
         <extensions>true</extensions>
       </plugin>
     </plugins>
diff --git a/threema-connector-webtest/pom.xml b/threema-connector-webtest/pom.xml
index fd5ebe5..cfa091a 100644
--- a/threema-connector-webtest/pom.xml
+++ b/threema-connector-webtest/pom.xml
@@ -12,10 +12,16 @@
       <version>${project.version}</version>
       <type>iar</type>
     </dependency>
+    <dependency>
+      <groupId>com.axonivy.connector.threema</groupId>
+      <artifactId>threema-connector-test</artifactId>
+      <version>${project.version}</version>
+      <type>iar</type>
+    </dependency>
     <dependency>
       <groupId>com.axonivy.ivy.webtest</groupId>
       <artifactId>web-tester</artifactId>
-      <version>10.0.0</version>
+      <version>10.0.14</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
@@ -25,7 +31,7 @@
       <plugin>
         <groupId>com.axonivy.ivy.ci</groupId>
         <artifactId>project-build-plugin</artifactId>
-        <version>10.0.6</version>
+        <version>10.0.14</version>
         <extensions>true</extensions>
       </plugin>
     </plugins>
diff --git a/threema-connector-webtest/src_test/threema/connector/webtest/MessageMultipleRecipientsTest.java b/threema-connector-webtest/src_test/threema/connector/webtest/MessageMultipleRecipientsTest.java
index 44bea27..ed26b67 100644
--- a/threema-connector-webtest/src_test/threema/connector/webtest/MessageMultipleRecipientsTest.java
+++ b/threema-connector-webtest/src_test/threema/connector/webtest/MessageMultipleRecipientsTest.java
@@ -7,20 +7,23 @@
 import static com.codeborne.selenide.Selenide.open;
 import static org.assertj.core.api.Assertions.assertThat;
 
-import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 import org.openqa.selenium.By;
 
 import com.axonivy.ivy.webtest.IvyWebTest;
 import com.axonivy.ivy.webtest.engine.EngineUrl;
+import com.axonivy.ivy.webtest.engine.WebAppFixture;
 import com.codeborne.selenide.ElementsCollection;
 
+import ch.ivyteam.threema.mocks.ThreemaServiceMock;
+
 @IvyWebTest
 public class MessageMultipleRecipientsTest {
 
   @Test
-  @Disabled
-  public void sendMessage() {
+  public void sendMessage(WebAppFixture fixture) {
+    String mockUrl = ThreemaServiceMock.URI.replaceAll("\\{", "%7B").replaceAll("\\}", "%7D").replaceAll("/", "%2F");
+    fixture.config("RestClients.ThreemaGateway.Url", mockUrl);
     open(EngineUrl.createProcessUrl("threema-connector-demo/18B8EEA3B9A84FAE/SendMessageToMultipleRecipients.ivp"));
     String message = "Hello World";
     String recipients = "validId\ninvalidId";
diff --git a/threema-connector-webtest/src_test/threema/connector/webtest/MessageSingleRecipientTest.java b/threema-connector-webtest/src_test/threema/connector/webtest/MessageSingleRecipientTest.java
index 941e59b..70c5537 100644
--- a/threema-connector-webtest/src_test/threema/connector/webtest/MessageSingleRecipientTest.java
+++ b/threema-connector-webtest/src_test/threema/connector/webtest/MessageSingleRecipientTest.java
@@ -8,21 +8,24 @@
 import static com.codeborne.selenide.Selenide.open;
 import static org.assertj.core.api.Assertions.assertThat;
 
-import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 import org.openqa.selenium.By;
 
 import com.axonivy.ivy.webtest.IvyWebTest;
 import com.axonivy.ivy.webtest.engine.EngineUrl;
+import com.axonivy.ivy.webtest.engine.WebAppFixture;
 import com.axonivy.ivy.webtest.primeui.PrimeUi;
 import com.codeborne.selenide.ElementsCollection;
 
+import ch.ivyteam.threema.mocks.ThreemaServiceMock;
+
 @IvyWebTest
 public class MessageSingleRecipientTest {
 
   @Test
-  @Disabled
-  public void sendMessage() {
+  public void sendMessage(WebAppFixture fixture) {
+    String mockUrl = ThreemaServiceMock.URI.replaceAll("\\{", "%7B").replaceAll("\\}", "%7D").replaceAll("/", "%2F");
+    fixture.config("RestClients.ThreemaGateway.Url", mockUrl);
     open(EngineUrl.createProcessUrl("threema-connector-demo/18B8EEA3B9A84FAE/SendMessageToSingleRecipient.ivp"));
     String message = "Hello World";
     String validId = "validId";
diff --git a/threema-connector/pom.xml b/threema-connector/pom.xml
index 11ba934..f173cd3 100644
--- a/threema-connector/pom.xml
+++ b/threema-connector/pom.xml
@@ -11,7 +11,7 @@
       <plugin>
         <groupId>com.axonivy.ivy.ci</groupId>
         <artifactId>project-build-plugin</artifactId>
-        <version>10.0.6</version>
+        <version>10.0.14</version>
         <extensions>true</extensions>
       </plugin>
        <plugin>