diff --git a/lib/ssh.py b/lib/ssh.py
index 0a65f9fa9dd8ff2ef5dcb734275a2e12a4d8552d..7b2e7edd3836a64de79e4e1a9f0b497b5f3b6f42 100644
--- a/lib/ssh.py
+++ b/lib/ssh.py
@@ -243,7 +243,7 @@ class SshRunner:
       if node.startswith(remotehostname + "."):
         msg = "hostname not FQDN"
       else:
-        msg = "hostname mistmatch"
+        msg = "hostname mismatch"
       return False, ("%s: expected %s but got %s" %
                      (msg, node, remotehostname))