diff --git a/lib/ansible/cli/__init__.py b/lib/ansible/cli/__init__.py
index 0b0494e032..4a7f5bbacc 100644
--- a/lib/ansible/cli/__init__.py
+++ b/lib/ansible/cli/__init__.py
@@ -245,9 +245,9 @@ class CLI(object):
 
         if runas_opts:
             # priv user defaults to root later on to enable detecting when this option was given here
-            parser.add_option('-K', '--ask-sudo-pass', default=False, dest='ask_sudo_pass', action='store_true',
+            parser.add_option('-K', '--ask-sudo-pass', default=C.DEFAULT_ASK_SUDO_PASS, dest='ask_sudo_pass', action='store_true',
                 help='ask for sudo password (deprecated, use become)')
-            parser.add_option('--ask-su-pass', default=False, dest='ask_su_pass', action='store_true',
+            parser.add_option('--ask-su-pass', default=C.DEFAULT_ASK_SU_PASS, dest='ask_su_pass', action='store_true',
                 help='ask for su password (deprecated, use become)')
             parser.add_option("-s", "--sudo", default=C.DEFAULT_SUDO, action="store_true", dest='sudo',
                 help="run operations with sudo (nopasswd) (deprecated, use become)")
diff --git a/lib/ansible/executor/connection_info.py b/lib/ansible/executor/connection_info.py
index 1c168a8e26..9e91cd09ea 100644
--- a/lib/ansible/executor/connection_info.py
+++ b/lib/ansible/executor/connection_info.py
@@ -226,7 +226,7 @@ class ConnectionInformation:
             elif self.become_method == 'pbrun':
                 exe = become_settings.get('pbrun_exe', 'pbrun')
                 flags = become_settings.get('pbrun_flags', '')
-                becomecmd = '%s -b -l %s -u %s "%s"' % (exe, flags, self.become_user, success_cmd)
+                becomecmd = '%s -b -l %s -u %s %s' % (exe, flags, self.become_user, success_cmd)
 
             elif self.become_method == 'pfexec':
                 exe = become_settings.get('pfexec_exe', 'pbrun')