diff --git a/attic/run_test.py b/attic/run_test.py
index b7768bab92803224c778a5a328cdf000550849ba..2c247c5367461d98d21c093d6ffb3dd28776d48d 100755
--- a/attic/run_test.py
+++ b/attic/run_test.py
@@ -24,7 +24,7 @@ import yaml
 # import json
 # import tarfile
 from time import sleep
-from random import randint
+import random
 import os
 from sys import stderr
 from uuid import uuid4
@@ -2353,7 +2353,7 @@ class TestDeploy:
                 headers = headers_yaml
             else:
                 headers = headers_zip_yaml
-            if randint(0, 1) == 0:
+            if random.SystemRandom().randint(0, 1) == 0:
                 # vnfd CREATE AND UPLOAD in one step:
                 engine.test(
                     "Onboard VNFD in one step",
@@ -2431,7 +2431,7 @@ class TestDeploy:
         else:
             headers = headers_zip_yaml
 
-        if randint(0, 1) == 0:
+        if random.SystemRandom().randint(0, 1) == 0:
             # nsd CREATE AND UPLOAD in one step:
             engine.test(
                 "Onboard NSD in one step",