diff --git a/services/people/java/com/android/server/people/data/ConversationInfo.java b/services/people/java/com/android/server/people/data/ConversationInfo.java
index 6ead44a8cd1b..a539fddc9381 100644
--- a/services/people/java/com/android/server/people/data/ConversationInfo.java
+++ b/services/people/java/com/android/server/people/data/ConversationInfo.java
@@ -424,6 +424,7 @@ public class ConversationInfo {
                 case (int) ConversationInfoProto.CREATION_TIMESTAMP:
                     builder.setCreationTimestamp(protoInputStream.readLong(
                             ConversationInfoProto.CREATION_TIMESTAMP));
+                    break;
                 case (int) ConversationInfoProto.SHORTCUT_FLAGS:
                     builder.setShortcutFlags(protoInputStream.readInt(
                             ConversationInfoProto.SHORTCUT_FLAGS));
diff --git a/services/tests/servicestests/src/com/android/server/people/data/ConversationInfoTest.java b/services/tests/servicestests/src/com/android/server/people/data/ConversationInfoTest.java
index c90064eaa810..9f914a1332b3 100644
--- a/services/tests/servicestests/src/com/android/server/people/data/ConversationInfoTest.java
+++ b/services/tests/servicestests/src/com/android/server/people/data/ConversationInfoTest.java
@@ -30,6 +30,8 @@ import android.app.people.ConversationStatus;
 import android.content.LocusId;
 import android.content.pm.ShortcutInfo;
 import android.net.Uri;
+import android.util.proto.ProtoInputStream;
+import android.util.proto.ProtoOutputStream;
 
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -270,4 +272,58 @@ public final class ConversationInfoTest {
         assertTrue(conversationInfoFromBackup.isContactStarred());
         // ConversationStatus is a transient object and not persisted
     }
+
+    @Test
+    public void testBuildFromProtoPayload() throws Exception {
+        ConversationStatus cs = new ConversationStatus.Builder("id", ACTIVITY_ANNIVERSARY).build();
+        ConversationStatus cs2 = new ConversationStatus.Builder("id2", ACTIVITY_GAME).build();
+
+        ConversationInfo conversationInfo = new ConversationInfo.Builder()
+                .setShortcutId(SHORTCUT_ID)
+                .setLocusId(LOCUS_ID)
+                .setContactUri(CONTACT_URI)
+                .setContactPhoneNumber(PHONE_NUMBER)
+                .setNotificationChannelId(NOTIFICATION_CHANNEL_ID)
+                .setParentNotificationChannelId(PARENT_NOTIFICATION_CHANNEL_ID)
+                .setLastEventTimestamp(100L)
+                .setCreationTimestamp(200L)
+                .setShortcutFlags(ShortcutInfo.FLAG_LONG_LIVED
+                        | ShortcutInfo.FLAG_CACHED_NOTIFICATIONS)
+                .setImportant(true)
+                .setNotificationSilenced(true)
+                .setBubbled(true)
+                .setDemoted(true)
+                .setPersonImportant(true)
+                .setPersonBot(true)
+                .setContactStarred(true)
+                .addOrUpdateStatus(cs)
+                .addOrUpdateStatus(cs2)
+                .build();
+
+        final ProtoOutputStream protoOutputStream = new ProtoOutputStream();
+        conversationInfo.writeToProto(protoOutputStream);
+        ConversationInfo conversationInfoFromBackup =
+                ConversationInfo.readFromProto(new ProtoInputStream(protoOutputStream.getBytes()));
+
+        assertEquals(SHORTCUT_ID, conversationInfoFromBackup.getShortcutId());
+        assertEquals(LOCUS_ID, conversationInfoFromBackup.getLocusId());
+        assertEquals(CONTACT_URI, conversationInfoFromBackup.getContactUri());
+        assertEquals(PHONE_NUMBER, conversationInfoFromBackup.getContactPhoneNumber());
+        assertEquals(
+                NOTIFICATION_CHANNEL_ID, conversationInfoFromBackup.getNotificationChannelId());
+        assertEquals(PARENT_NOTIFICATION_CHANNEL_ID,
+                conversationInfoFromBackup.getParentNotificationChannelId());
+        assertEquals(100L, conversationInfoFromBackup.getLastEventTimestamp());
+        assertEquals(200L, conversationInfoFromBackup.getCreationTimestamp());
+        assertTrue(conversationInfoFromBackup.isShortcutLongLived());
+        assertTrue(conversationInfoFromBackup.isShortcutCachedForNotification());
+        assertTrue(conversationInfoFromBackup.isImportant());
+        assertTrue(conversationInfoFromBackup.isNotificationSilenced());
+        assertTrue(conversationInfoFromBackup.isBubbled());
+        assertTrue(conversationInfoFromBackup.isDemoted());
+        assertTrue(conversationInfoFromBackup.isPersonImportant());
+        assertTrue(conversationInfoFromBackup.isPersonBot());
+        assertTrue(conversationInfoFromBackup.isContactStarred());
+        // ConversationStatus is a transient object and not persisted
+    }
 }