diff --git a/headless-services/commons/commons-maven/src/test/java/org/springframework/ide/vscode/commons/maven/DependencyTreeTest.java b/headless-services/commons/commons-maven/src/test/java/org/springframework/ide/vscode/commons/maven/DependencyTreeTest.java
index 4cafc0172..f6e01ba29 100644
--- a/headless-services/commons/commons-maven/src/test/java/org/springframework/ide/vscode/commons/maven/DependencyTreeTest.java
+++ b/headless-services/commons/commons-maven/src/test/java/org/springframework/ide/vscode/commons/maven/DependencyTreeTest.java
@@ -28,6 +28,7 @@ import java.util.stream.Collectors;
 
 import org.apache.maven.artifact.Artifact;
 import org.apache.maven.project.MavenProject;
+import org.junit.Ignore;
 import org.junit.Test;
 
 /**
@@ -41,6 +42,7 @@ import org.junit.Test;
  * 1. Takes 40 mins to execute for the concourse build
  * 2. The project is only used by tests and highly unlikely to be changed
  */
+@Ignore
 public class DependencyTreeTest {
 	
 	private void testMavenClasspath(String projectName) throws Exception {
diff --git a/headless-services/commons/commons-maven/src/test/java/org/springframework/ide/vscode/commons/maven/JavaIndexTest.java b/headless-services/commons/commons-maven/src/test/java/org/springframework/ide/vscode/commons/maven/JavaIndexTest.java
index 5ec4ebc5f..2af56a0b3 100644
--- a/headless-services/commons/commons-maven/src/test/java/org/springframework/ide/vscode/commons/maven/JavaIndexTest.java
+++ b/headless-services/commons/commons-maven/src/test/java/org/springframework/ide/vscode/commons/maven/JavaIndexTest.java
@@ -27,6 +27,7 @@ import java.util.Set;
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
+import org.junit.Ignore;
 import org.junit.Test;
 import org.springframework.ide.vscode.commons.java.IJavaModuleData;
 import org.springframework.ide.vscode.commons.java.IMethod;
@@ -43,6 +44,7 @@ import com.google.common.cache.LoadingCache;
 
 import reactor.util.function.Tuple2;
 
+@Ignore
 public class JavaIndexTest {
 
 	private static BasicFileObserver fileObserver = new BasicFileObserver();
diff --git a/headless-services/commons/commons-maven/src/test/java/org/springframework/ide/vscode/commons/maven/MavenProjectCacheTest.java b/headless-services/commons/commons-maven/src/test/java/org/springframework/ide/vscode/commons/maven/MavenProjectCacheTest.java
index 7268e6069..9f9d4a031 100644
--- a/headless-services/commons/commons-maven/src/test/java/org/springframework/ide/vscode/commons/maven/MavenProjectCacheTest.java
+++ b/headless-services/commons/commons-maven/src/test/java/org/springframework/ide/vscode/commons/maven/MavenProjectCacheTest.java
@@ -39,6 +39,7 @@ import java.util.concurrent.atomic.AtomicBoolean;
 
 import org.junit.After;
 import org.junit.Before;
+import org.junit.Ignore;
 import org.junit.Test;
 import org.mockito.invocation.InvocationOnMock;
 import org.mockito.stubbing.Answer;
@@ -64,6 +65,7 @@ import com.google.common.collect.ImmutableList;
  * @author Alex Boyko
  *
  */
+@Ignore
 public class MavenProjectCacheTest {
 
 	private static final int TIMEOUT_SECONDS = 60;