diff --git a/src/test/unittest/unittest.sh b/src/test/unittest/unittest.sh
index 59ff9c8a55bf87dd6ec8b66201447dcbc4fb037b..ebbbafa208d9cf3ba448d58619d7de4b915f3fa7 100644
--- a/src/test/unittest/unittest.sh
+++ b/src/test/unittest/unittest.sh
@@ -3482,7 +3482,7 @@ function pmreorder_run_tool()
 #
 function pmreorder_expect_success()
 {
-	ret=$(pmreorder_run_tool "$@")
+	ret=$(pmreorder_run_tool "$@" | tail -n1)
 
 	if [ "$ret" -ne "0" ]; then
 		msg=$(interactive_red STDERR "failed with exit code $ret")
@@ -3504,7 +3504,7 @@ function pmreorder_expect_success()
 #
 function pmreorder_expect_failure()
 {
-	ret=$(pmreorder_run_tool "$@")
+	ret=$(pmreorder_run_tool "$@" | tail -n1)
 
 	if [ "$ret" -eq "0" ]; then
 		msg=$(interactive_red STDERR "succeeded")