diff --git a/scripts/core_probe.py b/scripts/core_probe.py
index da6c92986..a52b9e5c1 100644
--- a/scripts/core_probe.py
+++ b/scripts/core_probe.py
@@ -742,7 +742,7 @@ def build_parser() -> argparse.ArgumentParser:
                                      formatter_class=argparse.RawDescriptionHelpFormatter,
                                      fromfile_prefix_chars="@")
     sub = parser.add_subparsers(dest="mode", required=True)
-    common = argparse.ArgumentParser(add_help=False, fromfile_prefix_chars="@")
+    common = argparse.ArgumentParser(add_help=False, allow_abbrev=False, fromfile_prefix_chars="@")
     common.add_argument("--core", required=True, help="libretro .so to load")
     common.add_argument("--content", help="content to load (a .cue is identified with its tracks)")
     common.add_argument("--content-label", help="identity of the content, e.g. its Redump name")
@@ -976,4 +976,8 @@ def main(argv: Sequence[str] | None = None) -> int:
 
 
 if __name__ == "__main__":
-    sys.exit(main())
+    # The worker runs under -I, which leaves the script directory off sys.path.
+    sys.path.insert(0, str(Path(__file__).resolve().parent))
+    from common import run_cli
+
+    run_cli(main)
diff --git a/wiki/tools.md b/wiki/tools.md
index 424628d3d..492e0c734 100644
--- a/wiki/tools.md
+++ b/wiki/tools.md
@@ -734,6 +734,8 @@ strace the record says that tracing was unavailable.
 | Option | Effect |
 |--------|--------|
 | `--system-file DEST=SRC` | copy SRC into a staged system directory as DEST |
+| `--content-label` | identity of the content, such as its Redump name, copied into the record |
+| `--work-dir`, `--timeout` | scratch directory for the staged runs, and seconds allowed per repetition (default 1800) |
 | `--option KEY=VALUE` | core option. Unset options take the first value the core declares |
 | `--frames`, `--warmup` | frames timed, and frames run before timing starts |
 | `--press FRAME:BUTTON[:LEN]` | hold a libretro joypad button on port 0 (`a`, `b`, `start`, `up`...). A menu may need 15 frames or more to see it |