diff --git a/pom.xml b/pom.xml
index 7a1a08a9..c75ab127 100644
--- a/pom.xml
+++ b/pom.xml
@@ -101,11 +101,6 @@
       <version>${maven.version}</version>
       <scope>provided</scope>
     </dependency>
-    <dependency>
-      <groupId>com.google.guava</groupId>
-      <artifactId>guava</artifactId>
-      <version>33.2.1-jre</version>
-    </dependency>
 
     <dependency>
       <groupId>org.apache.commons</groupId>
diff --git a/src/main/java/ch/ivyteam/ivy/maven/engine/OsgiRuntime.java b/src/main/java/ch/ivyteam/ivy/maven/engine/OsgiRuntime.java
index 949857ab..b0b16983 100644
--- a/src/main/java/ch/ivyteam/ivy/maven/engine/OsgiRuntime.java
+++ b/src/main/java/ch/ivyteam/ivy/maven/engine/OsgiRuntime.java
@@ -17,8 +17,6 @@
 
 import org.apache.maven.plugin.logging.Log;
 
-import com.google.common.util.concurrent.ThreadFactoryBuilder;
-
 import ch.ivyteam.ivy.maven.engine.EngineClassLoaderFactory.OsgiDir;
 
 /**
@@ -54,7 +52,13 @@ void runThreadWithProperties(Callable<?> function, int timeoutEngineStartInSecon
     Map<String, String> properties = createOsgiConfigurationProps();
     Map<String, String> oldProperties = setSystemProperties(properties);
     try {
-      ThreadFactory threadFactory = new ThreadFactoryBuilder().setNameFormat("Init Engine Thread").build();
+      ThreadFactory threadFactory = new ThreadFactory() {
+
+        @Override
+        public Thread newThread(Runnable r) {
+          return new Thread(r, "Init Engine Thread");
+        }
+      };
       ExecutorService singleThreadExecutor = Executors.newSingleThreadExecutor(threadFactory);
       Future<?> result = singleThreadExecutor.submit(function);
       try {
diff --git a/src/test/java/ch/ivyteam/ivy/maven/test/TestStartEngine.java b/src/test/java/ch/ivyteam/ivy/maven/test/TestStartEngine.java
index ed23f7c8..9a14307a 100644
--- a/src/test/java/ch/ivyteam/ivy/maven/test/TestStartEngine.java
+++ b/src/test/java/ch/ivyteam/ivy/maven/test/TestStartEngine.java
@@ -19,6 +19,8 @@
 import static org.assertj.core.api.Assertions.assertThat;
 
 import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
 
 import org.apache.commons.exec.Executor;
 import org.apache.commons.exec.ShutdownHookProcessDestroyer;
@@ -26,8 +28,6 @@
 import org.junit.Rule;
 import org.junit.Test;
 
-import com.google.common.io.Files;
-
 import ch.ivyteam.ivy.maven.BaseEngineProjectMojoTest;
 import ch.ivyteam.ivy.maven.engine.EngineControl;
 import ch.ivyteam.ivy.maven.log.LogCollector;
@@ -78,12 +78,13 @@ public void testKillEngineOnVmExit() throws Exception {
    * do not copy 2. If engine
    * {@link ch.ivyteam.ivy.maven.AbstractEngineMojo#engineCacheDirectory} exists
    * -> do not copy
+   * @throws IOException
    */
   @Test
-  public void startEngine_MODIFY_EXISTING_configuredEngine() throws MojoExecutionException {
+  public void startEngine_MODIFY_EXISTING_configuredEngine() throws MojoExecutionException, IOException {
     StartTestEngineMojo mojo = rule.getMojo();
     mojo.testEngine = TestEngineLocation.MODIFY_EXISTING;
-    mojo.engineDirectory = Files.createTempDir();
+    mojo.engineDirectory = Files.createTempDirectory("test").toFile();
     assertThat(mojo.engineToTarget()).as("MODIFY_EXISTING set and using configured engine do not copy")
             .isFalse();
   }
@@ -101,12 +102,13 @@ public void startEngine_MODIFY_EXISTING_cacheEngine() throws MojoExecutionExcept
    * do copy 2. If engine
    * {@link ch.ivyteam.ivy.maven.AbstractEngineMojo#engineCacheDirectory} exists
    * -> do copy
+   * @throws IOException
    */
   @Test
-  public void startEngine_COPY_FROM_TEMPLATE_configuredEngine() throws MojoExecutionException {
+  public void startEngine_COPY_FROM_TEMPLATE_configuredEngine() throws MojoExecutionException, IOException {
     StartTestEngineMojo mojo = rule.getMojo();
     mojo.testEngine = TestEngineLocation.COPY_FROM_TEMPLATE;
-    mojo.engineDirectory = Files.createTempDir();
+    mojo.engineDirectory = Files.createTempDirectory("test").toFile();
     assertThat(mojo.engineToTarget()).as("COPY_FROM_TEMPLATE set and using configured engine do copy")
             .isTrue();
   }
@@ -124,12 +126,13 @@ public void startEngine_COPY_FROM_TEMPLATE_cacheEngine() throws MojoExecutionExc
    * do not copy 2. If engine
    * {@link ch.ivyteam.ivy.maven.AbstractEngineMojo#engineCacheDirectory} exists
    * -> do copy
+   * @throws IOException
    */
   @Test
-  public void startEngine_COPY_FROM_CACHE_configuredEngine() throws MojoExecutionException {
+  public void startEngine_COPY_FROM_CACHE_configuredEngine() throws MojoExecutionException, IOException {
     StartTestEngineMojo mojo = rule.getMojo();
     mojo.testEngine = TestEngineLocation.COPY_FROM_CACHE;
-    mojo.engineDirectory = Files.createTempDir();
+    mojo.engineDirectory = Files.createTempDirectory("test").toFile();
     assertThat(mojo.engineToTarget()).as("COPY_FROM_CACHE set and using configured engine do not copy")
             .isFalse();
   }