diff --git a/client-cli/pvc/cli/cli.py b/client-cli/pvc/cli/cli.py
index 9d8a63d6..68fbf12f 100644
--- a/client-cli/pvc/cli/cli.py
+++ b/client-cli/pvc/cli/cli.py
@@ -1599,7 +1599,8 @@ def cli_vm_flush_locks(domain):
 @click.argument("target_path")
 @click.option(
     "-i",
-    "--incremental" "incremental_parent",
+    "--incremental",
+    "incremental_parent",
     default=None,
     help="Perform an incremental volume backup from this parent backup datestring.",
 )