diff --git a/docs/reference.rst b/docs/reference.rst
index dd0b08b..8a05568 100644
--- a/docs/reference.rst
+++ b/docs/reference.rst
@@ -71,6 +71,7 @@ Planet signal extraction API
 .. automethod:: jacscanomaly.PlanetSignalExtractor.run
 
 .. autoclass:: jacscanomaly.PlanetSignalResult
+   :no-index:
 
 ``PlanetScanDecision`` records the scan-only discovery decision separately
 from peak/dip characterization. The complete high-level result exposes it as