diff --git a/context/src/test/java/io/grpc/testing/DeadlineSubject.java b/context/src/test/java/io/grpc/testing/DeadlineSubject.java
index b443f3c088..820f91248a 100644
--- a/context/src/test/java/io/grpc/testing/DeadlineSubject.java
+++ b/context/src/test/java/io/grpc/testing/DeadlineSubject.java
@@ -29,10 +29,9 @@ import java.util.concurrent.TimeUnit;
 import javax.annotation.CheckReturnValue;
 import javax.annotation.Nullable;
 
-/**
- * Propositions for {@link Deadline} subjects.
- */
-public final class DeadlineSubject extends ComparableSubject<DeadlineSubject, Deadline> {
+/** Propositions for {@link Deadline} subjects. */
+@SuppressWarnings("rawtypes") // Generics in this class are going away in a subsequent Truth.
+public final class DeadlineSubject extends ComparableSubject {
   private static final Subject.Factory<DeadlineSubject, Deadline> deadlineFactory =
       new Factory();
 
@@ -42,6 +41,7 @@ public final class DeadlineSubject extends ComparableSubject<DeadlineSubject, De
 
   private final Deadline actual;
 
+  @SuppressWarnings("unchecked")
   private DeadlineSubject(FailureMetadata metadata, Deadline subject) {
     super(metadata, subject);
     this.actual = subject;