diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index f4d12b79ceed..46b602dfc4d3 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -1471,6 +1471,9 @@ cifs_parse_smb_version(char *value, struct smb_vol *vol, bool is_smb3)
 			cifs_dbg(VFS, "vers=1.0 (cifs) not permitted when mounting with smb3\n");
 			return 1;
 		}
+		cifs_dbg(VFS, "Use of the less secure dialect vers=1.0 "
+			   "is not recommended unless required for "
+			   "access to very old servers\n");
 		vol->ops = &smb1_operations;
 		vol->vals = &smb1_values;
 		break;