diff --git a/romancal/associations/lib/rules_elpp_base.py b/romancal/associations/lib/rules_elpp_base.py
index 296744048..9bf1ac273 100644
--- a/romancal/associations/lib/rules_elpp_base.py
+++ b/romancal/associations/lib/rules_elpp_base.py
@@ -328,7 +328,7 @@ def make_member(self, item):
 
     def make_fov_asn(self):
         """ Take the association with an single exposure with _WFI_ in the name
-              and expand that to include all 16 detectors.
+              and expand that to include all 18 detectors.
 
         Returns
         -------