diff --git a/jc/cli_data.py b/jc/cli_data.py
index d07a2295..489f2126 100644
--- a/jc/cli_data.py
+++ b/jc/cli_data.py
@@ -10,7 +10,7 @@ long_options_map: Dict[str, List[str]] = {
     '--pretty': ['p', 'pretty print output'],
     '--quiet': ['q', 'suppress warnings (double to ignore streaming errors)'],
     '--raw': ['r', 'raw output'],
-    '--timestamp': ['t', 'add UTC Unix timestamp information to output'],
+    '--time-out': ['t', 'add UTC Unix timestamp information to output'],
     '--unbuffer': ['u', 'unbuffer output'],
     '--version': ['v', 'version info'],
     '--yaml-out': ['y', 'YAML output'],