diff --git a/choam/src/main/java/com/salesforce/apollo/choam/ViewAssembly.java b/choam/src/main/java/com/salesforce/apollo/choam/ViewAssembly.java
index baf5250ee..96d5cbd37 100644
--- a/choam/src/main/java/com/salesforce/apollo/choam/ViewAssembly.java
+++ b/choam/src/main/java/com/salesforce/apollo/choam/ViewAssembly.java
@@ -23,10 +23,7 @@
 import org.slf4j.LoggerFactory;
 
 import java.security.PublicKey;
-import java.util.Comparator;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
+import java.util.*;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.CopyOnWriteArrayList;
@@ -269,6 +266,7 @@ private Map<Digest, Member> assemblyOf(List<Digeste> committee) {
         var last = view.pendingViews().last();
         return committee.stream()
                         .map(d -> last.context().getMember(Digest.from(d)))
+                        .filter(Objects::nonNull)
                         .collect(Collectors.toMap(Member::getId, m -> m));
     }
 
diff --git a/memberships/src/main/java/com/salesforce/apollo/archipelago/Enclave.java b/memberships/src/main/java/com/salesforce/apollo/archipelago/Enclave.java
index 5a6d81417..5ae364d6c 100644
--- a/memberships/src/main/java/com/salesforce/apollo/archipelago/Enclave.java
+++ b/memberships/src/main/java/com/salesforce/apollo/archipelago/Enclave.java
@@ -28,6 +28,7 @@
 
 import java.util.List;
 import java.util.concurrent.Executor;
+import java.util.concurrent.Executors;
 import java.util.function.Consumer;
 import java.util.function.Predicate;
 import java.util.function.Supplier;
@@ -45,7 +46,7 @@ public class Enclave implements RouterSupplier {
     private final static Class<? extends io.netty.channel.Channel> channelType = IMPL.getChannelType();
     private static final Logger                                    log         = LoggerFactory.getLogger(Enclave.class);
 
-    private final Executor            executor       = UnsafeExecutors.newVirtualThreadPerTaskExecutor();
+    private final Executor            executor       = Executors.newVirtualThreadPerTaskExecutor();
     private final DomainSocketAddress bridge;
     private final Consumer<Digest>    contextRegistration;
     private final DomainSocketAddress endpoint;
diff --git a/memberships/src/main/java/com/salesforce/apollo/archipelago/MtlsServer.java b/memberships/src/main/java/com/salesforce/apollo/archipelago/MtlsServer.java
index b7802a6a1..0a800fa92 100644
--- a/memberships/src/main/java/com/salesforce/apollo/archipelago/MtlsServer.java
+++ b/memberships/src/main/java/com/salesforce/apollo/archipelago/MtlsServer.java
@@ -44,6 +44,7 @@
 import java.util.List;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.Executor;
+import java.util.concurrent.Executors;
 import java.util.function.Function;
 import java.util.function.Predicate;
 import java.util.function.Supplier;
@@ -70,7 +71,7 @@ public MtlsServer(Member from, EndpointProvider epProvider, Function<Member, Cli
         this.epProvider = epProvider;
         this.contextSupplier = contextSupplier;
         this.supplier = supplier;
-        this.executor = UnsafeExecutors.newVirtualThreadPerTaskExecutor();
+        this.executor = Executors.newVirtualThreadPerTaskExecutor();
         cachedMembership = CacheBuilder.newBuilder().build(new CacheLoader<X509Certificate, Digest>() {
             @Override
             public Digest load(X509Certificate key) throws Exception {
@@ -147,8 +148,7 @@ public RouterImpl router(ServerConnectionCache.Builder cacheBuilder, Supplier<Li
             limitsBuilder.metricRegistry(limitsRegistry);
         }
         NettyServerBuilder serverBuilder = NettyServerBuilder.forAddress(epProvider.getBindAddress())
-                                                             .executor(
-                                                             UnsafeExecutors.newVirtualThreadPerTaskExecutor())
+                                                             .executor(executor)
                                                              .withOption(ChannelOption.SO_REUSEADDR, true)
                                                              .sslContext(supplier.forServer(ClientAuth.REQUIRE,
                                                                                             epProvider.getAlias(),
diff --git a/memberships/src/main/java/com/salesforce/apollo/archipelago/Portal.java b/memberships/src/main/java/com/salesforce/apollo/archipelago/Portal.java
index fef5f379e..f0a04955a 100644
--- a/memberships/src/main/java/com/salesforce/apollo/archipelago/Portal.java
+++ b/memberships/src/main/java/com/salesforce/apollo/archipelago/Portal.java
@@ -22,6 +22,7 @@
 import java.io.IOException;
 import java.time.Duration;
 import java.util.concurrent.Executor;
+import java.util.concurrent.Executors;
 import java.util.concurrent.TimeUnit;
 import java.util.function.Function;
 
@@ -37,7 +38,7 @@
 public class Portal<To extends Member> {
     private final static Class<? extends io.netty.channel.Channel> channelType = IMPL.getChannelType();
 
-    private final Executor       executor       = UnsafeExecutors.newVirtualThreadPerTaskExecutor();
+    private final Executor       executor       = Executors.newVirtualThreadPerTaskExecutor();
     private final String         agent;
     private final EventLoopGroup eventLoopGroup = IMPL.getEventLoopGroup();
     private final Demultiplexer  inbound;