diff --git a/scripts/test-certificate-request.py b/scripts/test-certificate-request.py
index 81eb8749..9ea68f61 100644
--- a/scripts/test-certificate-request.py
+++ b/scripts/test-certificate-request.py
@@ -100,7 +100,7 @@ def main():
                   ClientCertificateType.ecdsa_sign]
 
     argv = sys.argv[1:]
-    opts, args = getopt.getopt(argv, "h:p:e:x:X:s:k:c:T:dM", ["help", "ems"])
+    opts, args = getopt.getopt(argv, "h:p:e:x:X:s:k:c:T:dMn:", ["help", "ems"])
     for opt, arg in opts:
         if opt == '-h':
             hostname = arg
diff --git a/scripts/test-rsa-sigs-on-certificate-verify.py b/scripts/test-rsa-sigs-on-certificate-verify.py
index d7252e2d..c4256f53 100644
--- a/scripts/test-rsa-sigs-on-certificate-verify.py
+++ b/scripts/test-rsa-sigs-on-certificate-verify.py
@@ -74,7 +74,7 @@ def main():
     ems = False
 
     argv = sys.argv[1:]
-    opts, argv = getopt.getopt(argv, "h:p:e:x:X:k:c:dM", ["help", "ems"])
+    opts, argv = getopt.getopt(argv, "h:p:e:x:X:k:c:dMn:", ["help", "ems"])
 
     for opt, arg in opts:
         if opt == '-k':