diff --git a/hubblescope/__init__.py b/hubblescope/__init__.py
index 52ecdb4..c0312e0 100644
--- a/hubblescope/__init__.py
+++ b/hubblescope/__init__.py
@@ -4,4 +4,4 @@
 
 DESCRIPTION = f"{ICON} tools to access and process Hubble Space Telescope imagery and other datasets on AWS Open Data Registry."
 
-VERSION = "4.21.1"
+VERSION = "4.22.1"
diff --git a/hubblescope/__main__.py b/hubblescope/__main__.py
index f3f15a8..ac001fa 100644
--- a/hubblescope/__main__.py
+++ b/hubblescope/__main__.py
@@ -3,7 +3,7 @@
 from hubblescope.ingest import ingest
 from hubblescope import NAME, VERSION, DESCRIPTION
 from hubblescope.logger import logger
-from blueness.argparse.generic import ending
+from blueness.argparse.generic import sys_exit
 
 parser = argparse.ArgumentParser(NAME, description=f"{NAME}-{VERSION}")
 parser.add_argument(
@@ -67,4 +67,4 @@
 else:
     success = None
 
-ending(logger, NAME, args.task, success)
+sys_exit(logger, NAME, args.task, success)