From e5188d2021b030f0f83a0bbc2bc67f4df6437678 Mon Sep 17 00:00:00 2001
From: church89 <l.chierici89@gmail.com>
Date: Fri, 20 Feb 2026 17:04:03 +0100
Subject: [PATCH] add forgotten docstring

---
 openmc/deplete/stepresult.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/openmc/deplete/stepresult.py b/openmc/deplete/stepresult.py
index d289382ca..dc205774f 100644
--- a/openmc/deplete/stepresult.py
+++ b/openmc/deplete/stepresult.py
@@ -57,6 +57,8 @@ class StepResult:
     proc_time : int
         Average time spent depleting a material across all
         materials and processes
+    keff_search_root : float
+        The root returned by the keff search control.
 
     """
     def __init__(self):