diff --git a/java/com/google/gerrit/server/change/ChangeInserter.java b/java/com/google/gerrit/server/change/ChangeInserter.java
index 16c8a6d..22bbd82 100644
--- a/java/com/google/gerrit/server/change/ChangeInserter.java
+++ b/java/com/google/gerrit/server/change/ChangeInserter.java
@@ -51,8 +51,8 @@
 import com.google.gerrit.server.ChangeUtil;
 import com.google.gerrit.server.PatchSetUtil;
 import com.google.gerrit.server.change.ReviewerModifier.InternalReviewerInput;
-import com.google.gerrit.server.change.ReviewerModifier.ReviewerAdditionList;
 import com.google.gerrit.server.change.ReviewerModifier.ReviewerModification;
+import com.google.gerrit.server.change.ReviewerModifier.ReviewerModificationList;
 import com.google.gerrit.server.config.SendEmailExecutor;
 import com.google.gerrit.server.config.UrlFormatter;
 import com.google.gerrit.server.events.CommitReceivedEvent;
@@ -149,7 +149,7 @@
   private PatchSet patchSet;
   private String pushCert;
   private ProjectState projectState;
-  private ReviewerAdditionList reviewerAdditions;
+  private ReviewerModificationList reviewerAdditions;
 
   @Inject
   ChangeInserter(
diff --git a/java/com/google/gerrit/server/change/ReviewerModifier.java b/java/com/google/gerrit/server/change/ReviewerModifier.java
index 653209e..b45b6a9 100644
--- a/java/com/google/gerrit/server/change/ReviewerModifier.java
+++ b/java/com/google/gerrit/server/change/ReviewerModifier.java
@@ -520,7 +520,7 @@
     return !SystemGroupBackend.isSystemGroup(groupUUID);
   }
 
-  public ReviewerAdditionList prepare(
+  public ReviewerModificationList prepare(
       ChangeNotes notes,
       CurrentUser user,
       Iterable<? extends ReviewerInput> inputs,
@@ -549,7 +549,7 @@
       }
       additions.add(addition);
     }
-    return new ReviewerAdditionList(additions);
+    return new ReviewerModificationList(additions);
   }
 
   // TODO(dborowitz): This class works, but ultimately feels wrong. It seems like an op but isn't
@@ -557,10 +557,10 @@
   // could make this class an op, but we would still have AddReviewersOp. Better would probably be
   // to design a single op that supports combining multiple ReviewerInputs together. That would
   // probably also subsume the Addition class itself, which would be a good thing.
-  public static class ReviewerAdditionList {
+  public static class ReviewerModificationList {
     private final ImmutableList<ReviewerModification> modifications;
 
-    private ReviewerAdditionList(List<ReviewerModification> modifications) {
+    private ReviewerModificationList(List<ReviewerModification> modifications) {
       this.modifications = ImmutableList.copyOf(modifications);
     }
 
diff --git a/java/com/google/gerrit/server/git/receive/ReplaceOp.java b/java/com/google/gerrit/server/git/receive/ReplaceOp.java
index af84828..6e4f9da 100644
--- a/java/com/google/gerrit/server/git/receive/ReplaceOp.java
+++ b/java/com/google/gerrit/server/git/receive/ReplaceOp.java
@@ -54,8 +54,8 @@
 import com.google.gerrit.server.change.NotifyResolver;
 import com.google.gerrit.server.change.ReviewerModifier;
 import com.google.gerrit.server.change.ReviewerModifier.InternalReviewerInput;
-import com.google.gerrit.server.change.ReviewerModifier.ReviewerAdditionList;
 import com.google.gerrit.server.change.ReviewerModifier.ReviewerModification;
+import com.google.gerrit.server.change.ReviewerModifier.ReviewerModificationList;
 import com.google.gerrit.server.config.SendEmailExecutor;
 import com.google.gerrit.server.config.UrlFormatter;
 import com.google.gerrit.server.extensions.events.CommentAdded;
@@ -159,7 +159,7 @@
   private String rejectMessage;
   private MergedByPushOp mergedByPushOp;
   private RequestScopePropagator requestScopePropagator;
-  private ReviewerAdditionList reviewerAdditions;
+  private ReviewerModificationList reviewerAdditions;
   private MailRecipients oldRecipients;
 
   @Inject