diff --git a/tobiko/shell/ssh/_client.py b/tobiko/shell/ssh/_client.py
index acef12607..952cae3a6 100644
--- a/tobiko/shell/ssh/_client.py
+++ b/tobiko/shell/ssh/_client.py
@@ -75,7 +75,10 @@ def positive_int(value):
 def get_key_filename(value):
     if isinstance(value, six.string_types):
         value = [value]
-    return [os.path.realpath(os.path.expanduser(v)) for v in value]
+    key_filename = [tobiko.tobiko_config_path(v) for v in value]
+    return [f
+            for f in key_filename
+            if os.path.isfile(f)]
 
 
 SSH_CONNECT_PARAMETERS = {