diff --git a/soil-biology-and-biochemistry.csl b/soil-biology-and-biochemistry.csl
index d90aa216399c..7c44593d2545 100644
--- a/soil-biology-and-biochemistry.csl
+++ b/soil-biology-and-biochemistry.csl
@@ -12,7 +12,7 @@
     <category citation-format="author-date"/>
     <category field="biology"/>
     <issn>0038-0717</issn>
-    <updated>2014-05-17T12:00:00+00:00</updated>
+    <updated>2021-09-14T12:00:00+00:00</updated>
     <rights license="http://creativecommons.org/licenses/by-sa/3.0/">This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 License</rights>
   </info>
   <macro name="container">
@@ -185,8 +185,8 @@
   </macro>
   <citation et-al-min="3" et-al-use-first="1" disambiguate-add-givenname="true" disambiguate-add-year-suffix="true" collapse="year" cite-group-delimiter=", ">
     <sort>
+      <key macro="issued"/>
       <key macro="author"/>
-      <key macro="issued" sort="descending"/>
     </sort>
     <layout prefix="(" suffix=")" delimiter="; ">
       <group delimiter=", ">