diff --git a/python/lsst/ap/association/diaPipe.py b/python/lsst/ap/association/diaPipe.py
index 6d5b66e0..08de90d0 100644
--- a/python/lsst/ap/association/diaPipe.py
+++ b/python/lsst/ap/association/diaPipe.py
@@ -131,7 +131,7 @@ class DiaPipelineConnections(
         dimensions=("instrument", "visit", "detector"),
     )
     unassociatedSsObjects = connTypes.Output(
-        doc="Expected locations of an ssObject with no source",
+        doc="Expected locations of an ssObject with no associated diaSource",
         name="ssUnassociatedObjects",
         storageClass="ArrowAstropy",
         dimensions=("instrument", "visit", "detector"),