diff --git a/tox.ini b/tox.ini
index e97e4f233..4cd3c5451 100644
--- a/tox.ini
+++ b/tox.ini
@@ -99,9 +99,10 @@ import-order-style = pep8
 
 [testenv:bandit]
 # B104: Possible binding to all interfaces
+# B303: Blacklist use of insecure MD2, MD4, MD5, or SHA1 hash functions
 # B311: Standard pseudo-random generators are not suitable for security/cryptographic purpose
 deps = -r{toxinidir}/test-requirements.txt
-commands = bandit -r neutron_lib -x tests -n5 -s B104,B311
+commands = bandit -r neutron_lib -x tests -n5 -s B104,B303,B311
 
 [hacking]
 import_exceptions = neutron_lib._i18n