diff --git a/autotest.sh b/autotest.sh
index 4e839720e..6500fc670 100755
--- a/autotest.sh
+++ b/autotest.sh
@@ -90,7 +90,7 @@ timing_exit rbd_setup
 #####################
 
 timing_enter unittest
-run_test ./unittest.sh
+valgrind="$valgrind" run_test ./unittest.sh
 timing_exit unittest
 
 timing_enter lib