diff --git a/pom.xml b/pom.xml
index 3c590c6..8b48038 100644
--- a/pom.xml
+++ b/pom.xml
@@ -63,7 +63,7 @@ under the License.
   </distributionManagement>
 
   <properties>
-    <mavenVersion>3.0</mavenVersion>
+    <mavenVersion>3.1.1</mavenVersion>
     <javaVersion>7</javaVersion>
     <project.build.outputTimestamp>2020-04-07T21:04:00Z</project.build.outputTimestamp>
   </properties>
@@ -73,21 +73,25 @@ under the License.
       <groupId>org.apache.maven</groupId>
       <artifactId>maven-plugin-api</artifactId>
       <version>${mavenVersion}</version>
+      <scope>provided</scope>
     </dependency>
     <dependency>
       <groupId>org.apache.maven</groupId>
       <artifactId>maven-core</artifactId>
       <version>${mavenVersion}</version>
+      <scope>provided</scope>
     </dependency>
     <dependency>
       <groupId>org.apache.maven</groupId>
       <artifactId>maven-model</artifactId>
       <version>${mavenVersion}</version>
+      <scope>provided</scope>
     </dependency>
     <dependency>
       <groupId>org.apache.maven</groupId>
       <artifactId>maven-artifact</artifactId>
       <version>${mavenVersion}</version>
+      <scope>provided</scope>
     </dependency>
     
     <dependency>
@@ -95,13 +99,7 @@ under the License.
       <artifactId>maven-artifact-transfer</artifactId>
       <version>0.13.1</version>
     </dependency>
-    <!-- Upgrade of transitive dependency. -->
-    <dependency>
-      <groupId>commons-io</groupId>
-      <artifactId>commons-io</artifactId>
-      <version>2.5</version>
-    </dependency>
-    
+
     <!-- dependencies to annotations -->
     <dependency>
       <groupId>org.apache.maven.plugin-tools</groupId>
@@ -116,7 +114,7 @@ under the License.
     <dependency>
       <groupId>org.apache.maven.plugin-testing</groupId>
       <artifactId>maven-plugin-testing-harness</artifactId>
-      <version>2.1</version>
+      <version>3.1.0</version>
       <scope>test</scope>
     </dependency>
     <dependency> <!-- used by maven-plugin-testing-harness, don't give it compile scope! -->
@@ -134,25 +132,25 @@ under the License.
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.13.1</version>
+      <version>4.13.2</version>
       <scope>test</scope>
     </dependency>
     <dependency>
-      <groupId>org.sonatype.aether</groupId>
+      <groupId>org.eclipse.aether</groupId>
       <artifactId>aether-connector-file</artifactId>
-      <version>1.7</version>
+      <version>0.9.0.M2</version>
       <scope>test</scope>
     </dependency>
     <dependency>
       <groupId>org.slf4j</groupId>
       <artifactId>slf4j-api</artifactId>
-      <version>1.7.5</version>
+      <version>1.7.32</version>
       <scope>provided</scope>
     </dependency>
     <dependency>
       <groupId>org.slf4j</groupId>
       <artifactId>slf4j-nop</artifactId>
-      <version>1.7.5</version>
+      <version>1.7.32</version>
       <scope>test</scope>
     </dependency>
     
diff --git a/src/test/java/org/apache/maven/plugins/deploy/DeployFileMojoTest.java b/src/test/java/org/apache/maven/plugins/deploy/DeployFileMojoTest.java
index 6c7064b..bfa69fc 100644
--- a/src/test/java/org/apache/maven/plugins/deploy/DeployFileMojoTest.java
+++ b/src/test/java/org/apache/maven/plugins/deploy/DeployFileMojoTest.java
@@ -30,11 +30,13 @@
 import org.apache.maven.model.Model;
 import org.apache.maven.plugin.testing.AbstractMojoTestCase;
 import org.apache.maven.project.ProjectBuildingRequest;
-import org.apache.maven.repository.internal.MavenRepositorySystemSession;
+import org.eclipse.aether.DefaultRepositorySystemSession;
+import org.eclipse.aether.RepositorySystemSession;
+import org.eclipse.aether.internal.impl.EnhancedLocalRepositoryManagerFactory;
+import org.eclipse.aether.repository.LocalRepository;
 import org.mockito.InjectMocks;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
-import org.sonatype.aether.impl.internal.SimpleLocalRepositoryManager;
 
 /**
  * @author <a href="mailto:aramirez@apache.org">Allan Ramirez</a>
@@ -92,8 +94,8 @@ public void testBasicDeployFile()
         
         ProjectBuildingRequest buildingRequest = mock ( ProjectBuildingRequest.class );
         when( session.getProjectBuildingRequest() ).thenReturn( buildingRequest );
-        MavenRepositorySystemSession repositorySession = new MavenRepositorySystemSession();
-        repositorySession.setLocalRepositoryManager( new SimpleLocalRepositoryManager( LOCAL_REPO ) );
+        DefaultRepositorySystemSession repositorySession  = new DefaultRepositorySystemSession();
+        repositorySession.setLocalRepositoryManager( new EnhancedLocalRepositoryManagerFactory().newInstance( mock( RepositorySystemSession.class ), new LocalRepository(LOCAL_REPO) ) );
         when( buildingRequest.getRepositorySession() ).thenReturn( repositorySession );
         
         String groupId = (String) getVariableValueFromObject( mojo, "groupId" );
@@ -193,8 +195,8 @@ public void testDeployIfClassifierIsSet()
         
         ProjectBuildingRequest buildingRequest = mock ( ProjectBuildingRequest.class );
         when( session.getProjectBuildingRequest() ).thenReturn( buildingRequest );
-        MavenRepositorySystemSession repositorySession = new MavenRepositorySystemSession();
-        repositorySession.setLocalRepositoryManager( new SimpleLocalRepositoryManager( LOCAL_REPO ) );
+        DefaultRepositorySystemSession repositorySession  = new DefaultRepositorySystemSession();
+        repositorySession.setLocalRepositoryManager( new EnhancedLocalRepositoryManagerFactory().newInstance( mock( RepositorySystemSession.class ), new LocalRepository(LOCAL_REPO) ) );
         when( buildingRequest.getRepositorySession() ).thenReturn( repositorySession );
 
         String classifier = ( String ) getVariableValueFromObject( mojo, "classifier" );
@@ -241,8 +243,8 @@ public void testDeployIfArtifactIsNotJar()
         
         ProjectBuildingRequest buildingRequest = mock ( ProjectBuildingRequest.class );
         when( session.getProjectBuildingRequest() ).thenReturn( buildingRequest );
-        MavenRepositorySystemSession repositorySession = new MavenRepositorySystemSession();
-        repositorySession.setLocalRepositoryManager( new SimpleLocalRepositoryManager( LOCAL_REPO ) );
+        DefaultRepositorySystemSession repositorySession  = new DefaultRepositorySystemSession();
+        repositorySession.setLocalRepositoryManager( new EnhancedLocalRepositoryManagerFactory().newInstance( mock( RepositorySystemSession.class ), new LocalRepository(LOCAL_REPO) ) );
         when( buildingRequest.getRepositorySession() ).thenReturn( repositorySession );
 
         String groupId = (String) getVariableValueFromObject( mojo, "groupId" );
diff --git a/src/test/java/org/apache/maven/plugins/deploy/DeployMojoTest.java b/src/test/java/org/apache/maven/plugins/deploy/DeployMojoTest.java
index 63fe2de..b8e04e5 100644
--- a/src/test/java/org/apache/maven/plugins/deploy/DeployMojoTest.java
+++ b/src/test/java/org/apache/maven/plugins/deploy/DeployMojoTest.java
@@ -40,14 +40,16 @@
 import org.apache.maven.plugins.deploy.stubs.DeployArtifactStub;
 import org.apache.maven.project.MavenProject;
 import org.apache.maven.project.ProjectBuildingRequest;
-import org.apache.maven.repository.internal.MavenRepositorySystemSession;
 import org.apache.maven.shared.transfer.project.deploy.ProjectDeployerRequest;
 import org.codehaus.plexus.util.FileUtils;
+import org.eclipse.aether.DefaultRepositorySystemSession;
+import org.eclipse.aether.RepositorySystemSession;
+import org.eclipse.aether.internal.impl.EnhancedLocalRepositoryManagerFactory;
+import org.eclipse.aether.repository.LocalRepository;
 import org.junit.Ignore;
 import org.mockito.InjectMocks;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
-import org.sonatype.aether.impl.internal.SimpleLocalRepositoryManager;
 
 /**
  * @author <a href="mailto:aramirez@apache.org">Allan Ramirez</a>
@@ -132,8 +134,8 @@ public void testBasicDeploy()
         
         ProjectBuildingRequest buildingRequest = mock ( ProjectBuildingRequest.class );
         when( session.getProjectBuildingRequest() ).thenReturn( buildingRequest );
-        MavenRepositorySystemSession repositorySession = new MavenRepositorySystemSession();
-        repositorySession.setLocalRepositoryManager( new SimpleLocalRepositoryManager( LOCAL_REPO ) );
+        DefaultRepositorySystemSession repositorySession  = new DefaultRepositorySystemSession();
+        repositorySession.setLocalRepositoryManager( new EnhancedLocalRepositoryManagerFactory().newInstance( mock( RepositorySystemSession.class ), new LocalRepository(LOCAL_REPO) ) );
         when( buildingRequest.getRepositorySession() ).thenReturn( repositorySession );
         
         File file = new File( getBasedir(),
@@ -303,8 +305,8 @@ public void testBasicDeployWithPackagingAsPom()
         
         ProjectBuildingRequest buildingRequest = mock ( ProjectBuildingRequest.class );
         when( session.getProjectBuildingRequest() ).thenReturn( buildingRequest );
-        MavenRepositorySystemSession repositorySession = new MavenRepositorySystemSession();
-        repositorySession.setLocalRepositoryManager( new SimpleLocalRepositoryManager( LOCAL_REPO ) );
+        DefaultRepositorySystemSession repositorySession  = new DefaultRepositorySystemSession();
+        repositorySession.setLocalRepositoryManager( new EnhancedLocalRepositoryManagerFactory().newInstance( mock( RepositorySystemSession.class ), new LocalRepository(LOCAL_REPO) ) );
         when( buildingRequest.getRepositorySession() ).thenReturn( repositorySession );
         
         File pomFile = new File( getBasedir(),
@@ -415,8 +417,8 @@ public void testDeployWithAttachedArtifacts()
         
         ProjectBuildingRequest buildingRequest = mock ( ProjectBuildingRequest.class );
         when( session.getProjectBuildingRequest() ).thenReturn( buildingRequest );
-        MavenRepositorySystemSession repositorySession = new MavenRepositorySystemSession();
-        repositorySession.setLocalRepositoryManager( new SimpleLocalRepositoryManager( LOCAL_REPO ) );
+        DefaultRepositorySystemSession repositorySession  = new DefaultRepositorySystemSession();
+        repositorySession.setLocalRepositoryManager( new EnhancedLocalRepositoryManagerFactory().newInstance( mock( RepositorySystemSession.class ), new LocalRepository(LOCAL_REPO) ) );
         when( buildingRequest.getRepositorySession() ).thenReturn( repositorySession );
 
         MavenProject project = (MavenProject) getVariableValueFromObject( mojo, "project" );
diff --git a/src/test/java/org/apache/maven/plugins/deploy/Utils.java b/src/test/java/org/apache/maven/plugins/deploy/Utils.java
index 4df7442..f4acbc9 100644
--- a/src/test/java/org/apache/maven/plugins/deploy/Utils.java
+++ b/src/test/java/org/apache/maven/plugins/deploy/Utils.java
@@ -26,7 +26,7 @@
 import java.util.Map;
 
 import org.apache.maven.plugin.MojoExecutionException;
-import org.sonatype.aether.util.ChecksumUtils;
+import org.eclipse.aether.util.ChecksumUtils;
 
 /**
  * A utility class to assist testing.