diff --git a/SignalMessaging/Views/ThreadViewHelper.m b/SignalMessaging/Views/ThreadViewHelper.m
index a84ba9319e..f2d105bd38 100644
--- a/SignalMessaging/Views/ThreadViewHelper.m
+++ b/SignalMessaging/Views/ThreadViewHelper.m
@@ -65,6 +65,7 @@ NS_ASSUME_NONNULL_BEGIN
 
     NSString *grouping = TSInboxGroup;
 
+    // GRDB TODO
     self.threadMappings =
         [[YapDatabaseViewMappings alloc] initWithGroups:@[ grouping ] view:TSThreadDatabaseViewExtensionName];
     [self.threadMappings setIsReversed:YES forGroup:grouping];