diff --git a/SignalServiceKit/src/Messages/OWSMessageSender.m b/SignalServiceKit/src/Messages/OWSMessageSender.m
index d06710c8c..3cc47a7d4 100644
--- a/SignalServiceKit/src/Messages/OWSMessageSender.m
+++ b/SignalServiceKit/src/Messages/OWSMessageSender.m
@@ -1493,7 +1493,7 @@ NSString *const OWSMessageSenderRateLimitedException = @"RateLimitedException";
         messageSend.isUDSend);
 
     // Loki: Since we don't support multi-device sending yet, just send it to the primary device
-    NSMutableArray<NSNumber *> *deviceIds = @[@(OWSDevicePrimaryDeviceId)];
+    NSMutableArray<NSNumber *> *deviceIds = [NSMutableArray arrayWithObject:@(OWSDevicePrimaryDeviceId)];
 
     /* Original code:
     NSMutableArray<NSNumber *> *deviceIds = [recipient.devices mutableCopy];