diff --git a/spinnman/processes/application_copy_run_process.py b/spinnman/processes/application_copy_run_process.py
index 45734af48..46e759107 100644
--- a/spinnman/processes/application_copy_run_process.py
+++ b/spinnman/processes/application_copy_run_process.py
@@ -99,7 +99,7 @@ def run(self, size: int, app_id: int, core_subsets: CoreSubsets,
                         partial(self.__chip_done, chip),
                         partial(self.__chip_err, chip, link))
 
-    def __chip_done(self, chip: Chip):
+    def __chip_done(self, chip: Chip, response: CheckOKResponse):
         """
         Mark the chip as done, and thus eligible to be a source for copying
         from.