diff --git a/freqtrade/commands/cli_options.py b/freqtrade/commands/cli_options.py
index e3c7fe464..ef1ec8515 100644
--- a/freqtrade/commands/cli_options.py
+++ b/freqtrade/commands/cli_options.py
@@ -552,4 +552,9 @@ AVAILABLE_CLI_OPTIONS = {
         help='Do not print epoch details header.',
         action='store_true',
     ),
+    "hyperopt_ignore_unparam_space": Arg(
+        "-u", "--ignore-unparameterized-spaces",
+        help="Suppress errors for any requested Hyperopt spaces that do not contain any parameters",
+        action="store_true",
+    ),
 }