diff --git a/eclipse-language-servers/org.springframework.tooling.boot.ls/src/org/springframework/tooling/boot/ls/DelegatingStreamConnectionProvider.java b/eclipse-language-servers/org.springframework.tooling.boot.ls/src/org/springframework/tooling/boot/ls/DelegatingStreamConnectionProvider.java
index c1d8b68e9..44859be6b 100644
--- a/eclipse-language-servers/org.springframework.tooling.boot.ls/src/org/springframework/tooling/boot/ls/DelegatingStreamConnectionProvider.java
+++ b/eclipse-language-servers/org.springframework.tooling.boot.ls/src/org/springframework/tooling/boot/ls/DelegatingStreamConnectionProvider.java
@@ -21,7 +21,6 @@ import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
-import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.stream.Collectors;
 
 import org.apache.commons.lang3.tuple.Pair;
@@ -53,6 +52,7 @@ import com.google.common.collect.ImmutableSet;
  * 
  * @author Martin Lippert
  */
+@SuppressWarnings("restriction")
 public class DelegatingStreamConnectionProvider implements StreamConnectionProvider {
 
 	private StreamConnectionProvider provider;
diff --git a/eclipse-language-servers/org.springframework.tooling.boot.ls/src/org/springframework/tooling/boot/ls/prefs/RemoteAppsPrefs.java b/eclipse-language-servers/org.springframework.tooling.boot.ls/src/org/springframework/tooling/boot/ls/prefs/RemoteAppsPrefs.java
index b2bf5215e..04336fa8f 100644
--- a/eclipse-language-servers/org.springframework.tooling.boot.ls/src/org/springframework/tooling/boot/ls/prefs/RemoteAppsPrefs.java
+++ b/eclipse-language-servers/org.springframework.tooling.boot.ls/src/org/springframework/tooling/boot/ls/prefs/RemoteAppsPrefs.java
@@ -27,6 +27,7 @@ import org.springsource.ide.eclipse.commons.livexp.util.Log;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableList.Builder;
 
+@SuppressWarnings("restriction")
 public class RemoteAppsPrefs {
 
 	public static final String REMOTE_APPS_KEY = "remote-apps";
diff --git a/eclipse-language-servers/org.springframework.tooling.boot.ls/src/org/springframework/tooling/boot/ls/prefs/RemoteAppsPrefsPage.java b/eclipse-language-servers/org.springframework.tooling.boot.ls/src/org/springframework/tooling/boot/ls/prefs/RemoteAppsPrefsPage.java
index fbb555637..7cd073009 100644
--- a/eclipse-language-servers/org.springframework.tooling.boot.ls/src/org/springframework/tooling/boot/ls/prefs/RemoteAppsPrefsPage.java
+++ b/eclipse-language-servers/org.springframework.tooling.boot.ls/src/org/springframework/tooling/boot/ls/prefs/RemoteAppsPrefsPage.java
@@ -18,6 +18,7 @@ import org.springsource.ide.eclipse.commons.livexp.ui.PrefsPageSection;
 
 import com.google.common.collect.ImmutableList;
 
+@SuppressWarnings("restriction")
 public class RemoteAppsPrefsPage extends PreferencePageWithSections {
 
 	public static final String PREF_REMOTE_BOOT_APPS_JSON = "boot-java.remote-apps";