diff --git a/csl/agu.csl b/csl/agu.csl
index 71d91df61f..bbbd278f05 100644
--- a/csl/agu.csl
+++ b/csl/agu.csl
@@ -26,7 +26,8 @@
   <macro name="author">
     <names variable="author">
       <name name-as-sort-order="first" and="text" sort-separator=", " 
-	    delimiter=", " form="long" delimiter-precedes-last="always"/>
+	    delimiter=", " form="long"
+	    delimiter-precedes-last="always" initialize-with=". "/>
       <label form="short" prefix=" (" suffix=".)" text-case="capitalize-first"/>
       <substitute>
 	<names variable="editor"/>
@@ -142,7 +143,7 @@
     <option name="et-al-subsequent-use-first" value="1"/>
     <option name="disambiguate-add-year-suffix" value="true"/>
     <option name="disambiguate-add-names" value="true"/>
-    <option name="disambiguate-add-givenname" value="true"/>
+    <option name="disambiguate-add-givenname" value="false"/>
     <option name="collapse" value="year"/>
     <layout prefix="(" suffix=")" delimiter="; ">
       <group delimiter=", ">
@@ -156,8 +157,8 @@
   </citation>
   <bibliography>
     <option name="hanging-indent" value="true"/>
-    <option name="et-al-min" value="3"/>
-    <option name="et-al-use-first" value="2"/>
+    <option name="et-al-min" value="11"/>
+    <option name="et-al-use-first" value="1"/>
     <sort>
       <key macro="author"/>
       <key variable="title"/>