diff --git a/.testr.conf b/.testr.conf
index f45a334eb..03663a7b4 100644
--- a/.testr.conf
+++ b/.testr.conf
@@ -1,5 +1,7 @@
 [DEFAULT]
-test_command=${PYTHON:-python} -m subunit.run discover -s ./barbican -t . $LISTOPT $IDOPTION
+test_command=OS_STDOUT_CAPTURE=${OS_STDOUT_CAPTURE:-1} \
+             OS_STDERR_CAPTURE=${OS_STDERR_CAPTURE:-1} \
+             ${PYTHON:-python} -m subunit.run discover -s ./barbican -t . $LISTOPT $IDOPTION
 
 test_id_option=--load-list $IDFILE
 test_list_option=--list