diff --git a/run_tests b/run_tests
index 71ce18aa..122cd79e 100755
--- a/run_tests
+++ b/run_tests
@@ -1,4 +1,10 @@
-#/bin/sh
+#/usr/bin/env bash
+
+echo '----- ulimits -----'
+ulimit -a
+echo '-------------------'
+echo
+
 set -o errexit
 set -o nounset
 set -o pipefail