diff --git a/mitogen/ssh.py b/mitogen/ssh.py
index d59bc159..15e9ac02 100644
--- a/mitogen/ssh.py
+++ b/mitogen/ssh.py
@@ -39,7 +39,7 @@ import mitogen.parent
 
 LOG = logging.getLogger('mitogen')
 
-PASSWORD_PROMPT = 'password'
+PASSWORD_PROMPT = 'password:'
 PERMDENIED_PROMPT = 'permission denied'