diff --git a/synapse/rest/client/v2_alpha/sendtodevice.py b/synapse/rest/client/v2_alpha/sendtodevice.py
index 9df38a8f5e..d58291fc85 100644
--- a/synapse/rest/client/v2_alpha/sendtodevice.py
+++ b/synapse/rest/client/v2_alpha/sendtodevice.py
@@ -43,7 +43,7 @@ class SendToDeviceRestServlet(servlet.RestServlet):
         self.txns = HttpTransactionCache(hs)
         self.device_message_handler = hs.get_device_message_handler()
 
-    @tracerutils.trace_defered_function_using_operation_name("sendToDevice")
+    @tracerutils.trace_function_using_operation_name("sendToDevice")
     def on_PUT(self, request, message_type, txn_id):
         tracerutils.set_tag("message_type", message_type)
         tracerutils.set_tag("txn_id", txn_id)
diff --git a/synapse/storage/deviceinbox.py b/synapse/storage/deviceinbox.py
index 8687b5a046..6011312af9 100644
--- a/synapse/storage/deviceinbox.py
+++ b/synapse/storage/deviceinbox.py
@@ -127,7 +127,7 @@ class DeviceInboxWorkerStore(SQLBaseStore):
 
         return count
 
-    @tracerutils.trace_defered_function
+    @tracerutils.trace_function
     def get_new_device_msgs_for_remote(
         self, destination, last_stream_id, current_stream_id, limit
     ):