diff --git a/pym/bob/builder.py b/pym/bob/builder.py
index a4117a40..20c7b058 100644
--- a/pym/bob/builder.py
+++ b/pym/bob/builder.py
@@ -787,7 +787,8 @@ async def _runShell(self, step, scriptName, logger, cleanWorkspace=None,
                 logger.setError(invoker.getStdio().strip())
             raise BuildError("{} returned with {}"
                                 .format(absRunFile, ret),
-                             help="You may resume at this point with '--resume' after fixing the error.")
+                             help="You may resume at this point with '--resume' after fixing the error.",
+                             returncode=ret)
 
     def getStatistic(self):
         return self.__statistic