diff --git a/SignalServiceKit/src/Contacts/ContactsUpdater.m b/SignalServiceKit/src/Contacts/ContactsUpdater.m
index f89157f3c..8ac744224 100644
--- a/SignalServiceKit/src/Contacts/ContactsUpdater.m
+++ b/SignalServiceKit/src/Contacts/ContactsUpdater.m
@@ -108,7 +108,9 @@ NS_ASSUME_NONNULL_BEGIN
             }
         }];
 
-        success([recipients copy]);
+        dispatch_async(dispatch_get_main_queue(), ^{
+            success([recipients copy]);
+        });
     });
 }