diff --git a/lib/ansible/plugins/terminal/dellos6.py b/lib/ansible/plugins/terminal/dellos6.py
index 59f90bc56c..6211e058e4 100644
--- a/lib/ansible/plugins/terminal/dellos6.py
+++ b/lib/ansible/plugins/terminal/dellos6.py
@@ -57,7 +57,7 @@ class TerminalModule(TerminalBase):
     terminal_inital_prompt_newline = False
 
     def on_become(self, passwd=None):
-        if self._get_prompt().endswith('#'):
+        if self._get_prompt().endswith(b'#'):
             return
 
         cmd = {u'command': u'enable'}