diff --git a/maven-plugin-testing-harness/pom.xml b/maven-plugin-testing-harness/pom.xml
index b6a5a4b..3d7419b 100644
--- a/maven-plugin-testing-harness/pom.xml
+++ b/maven-plugin-testing-harness/pom.xml
@@ -44,12 +44,6 @@ under the License.
       <version>${mavenVersion}</version>
       <scope>provided</scope>
     </dependency>
-    <dependency>
-      <groupId>org.apache.maven</groupId>
-      <artifactId>maven-compat</artifactId>
-      <version>${mavenVersion}</version>
-      <scope>provided</scope>
-    </dependency>
     <dependency>
       <groupId>org.apache.maven</groupId>
       <artifactId>maven-model</artifactId>
diff --git a/maven-plugin-testing-harness/src/main/java/org/apache/maven/plugin/testing/AbstractMojoTestCase.java b/maven-plugin-testing-harness/src/main/java/org/apache/maven/plugin/testing/AbstractMojoTestCase.java
index a163e5d..c2b2309 100644
--- a/maven-plugin-testing-harness/src/main/java/org/apache/maven/plugin/testing/AbstractMojoTestCase.java
+++ b/maven-plugin-testing-harness/src/main/java/org/apache/maven/plugin/testing/AbstractMojoTestCase.java
@@ -37,6 +37,8 @@
 
 import com.google.inject.Module;
 import org.apache.maven.artifact.Artifact;
+import org.apache.maven.artifact.DefaultArtifact;
+import org.apache.maven.artifact.handler.DefaultArtifactHandler;
 import org.apache.maven.artifact.versioning.DefaultArtifactVersion;
 import org.apache.maven.execution.DefaultMavenExecutionRequest;
 import org.apache.maven.execution.DefaultMavenExecutionResult;
@@ -53,7 +55,6 @@
 import org.apache.maven.plugin.descriptor.PluginDescriptor;
 import org.apache.maven.plugin.descriptor.PluginDescriptorBuilder;
 import org.apache.maven.project.MavenProject;
-import org.apache.maven.repository.RepositorySystem;
 import org.apache.maven.repository.internal.MavenRepositorySystemUtils;
 import org.codehaus.plexus.ContainerConfiguration;
 import org.codehaus.plexus.DefaultContainerConfiguration;
@@ -140,12 +141,14 @@ protected void setUp() throws Exception {
 
             PluginDescriptor pluginDescriptor = new PluginDescriptorBuilder().build(interpolationReader);
 
-            Artifact artifact = lookup(RepositorySystem.class)
-                    .createArtifact(
-                            pluginDescriptor.getGroupId(),
-                            pluginDescriptor.getArtifactId(),
-                            pluginDescriptor.getVersion(),
-                            ".jar");
+            Artifact artifact = new DefaultArtifact(
+                    pluginDescriptor.getGroupId(),
+                    pluginDescriptor.getArtifactId(),
+                    pluginDescriptor.getVersion(),
+                    null,
+                    "jar",
+                    null,
+                    new DefaultArtifactHandler("jar"));
 
             artifact.setFile(getPluginArtifactFile());
             pluginDescriptor.setPluginArtifact(artifact);