diff --git a/all/build.gradle b/all/build.gradle
index fe9ba18798..dceee47331 100644
--- a/all/build.gradle
+++ b/all/build.gradle
@@ -22,6 +22,7 @@ def subprojects = [
     project(':grpc-servlet-jakarta'),
     project(':grpc-stub'),
     project(':grpc-testing'),
+    project(':grpc-util'),
     project(':grpc-xds'),
 ]
 
diff --git a/gae-interop-testing/gae-jdk8/build.gradle b/gae-interop-testing/gae-jdk8/build.gradle
index f3ff765ddf..81aeda54a4 100644
--- a/gae-interop-testing/gae-jdk8/build.gradle
+++ b/gae-interop-testing/gae-jdk8/build.gradle
@@ -166,3 +166,7 @@ tasks.register("runInteropTestRemote") {
         throw new GradleException("Interop test failed:\nthrowable:${caught}")
     }
 }
+
+tasks.named("javadoc").configure {
+    enabled = false
+}
diff --git a/util/build.gradle b/util/build.gradle
index af4e6044ef..6234bdc8f8 100644
--- a/util/build.gradle
+++ b/util/build.gradle
@@ -37,3 +37,7 @@ animalsniffer {
         sourceSets.test
     ]
 }
+
+tasks.named("javadoc").configure {
+    exclude 'io/grpc/util/MultiChildLoadBalancer.java'
+}
diff --git a/util/src/main/java/io/grpc/util/MultiChildLoadBalancer.java b/util/src/main/java/io/grpc/util/MultiChildLoadBalancer.java
index 3671505a34..be0a23a164 100644
--- a/util/src/main/java/io/grpc/util/MultiChildLoadBalancer.java
+++ b/util/src/main/java/io/grpc/util/MultiChildLoadBalancer.java
@@ -24,6 +24,7 @@ import static io.grpc.ConnectivityState.TRANSIENT_FAILURE;
 
 import com.google.common.annotations.VisibleForTesting;
 import io.grpc.ConnectivityState;
+import io.grpc.Internal;
 import io.grpc.LoadBalancer;
 import io.grpc.LoadBalancerProvider;
 import io.grpc.Status;
@@ -40,10 +41,9 @@ import javax.annotation.Nullable;
 
 /**
  * A base load balancing policy for those policies which has multiple children such as
- * ClusterManager or the petiole policies.
- *
- * @since 1.58
+ * ClusterManager or the petiole policies.  For internal use only.
  */
+@Internal
 public abstract class MultiChildLoadBalancer extends LoadBalancer {
 
   @VisibleForTesting