diff --git a/schema/resource/eoa-tei-strict.rnc b/schema/resource/eoa-tei-strict.rnc
index 8cf9155..1866015 100644
--- a/schema/resource/eoa-tei-strict.rnc
+++ b/schema/resource/eoa-tei-strict.rnc
@@ -274,11 +274,17 @@ chapter =
       element epigraph { p+ }?,
       authorbio?,
       chapterabstract?,
-      ( eoaelement | section | sourcesfeatures)*,
+      ( eoaelement | section | sourcesfeatures | divider)*,
       # TODO: make this non optional:
       chapter_bibfile_ref?
    }
 
+divider =
+   element milestone {
+      attribute type { "divider",
+         empty
+      }}
+
 section =
    element div {
       attribute type { "section" },
@@ -288,7 +294,7 @@ section =
       attribute n { xsd:integer | "nonumber" },
       attribute xml:id { xsd:NCName },
       head,
-      ( eoaelement | subsection | sourcesfeatures)*
+      ( eoaelement | subsection | sourcesfeatures | divider)*
    }
 
 subsection =
@@ -719,7 +725,7 @@ bilingualchapter =
       attribute resp { text }?,
       head-ex-abbr,
       element epigraph { p+ }?,
-      ( eoaelement | section | sourcesfeatures)*,
+      ( eoaelement | section | sourcesfeatures | divider)*,
       # TODO: make this non optional:
       chapter_bibfile_ref?
    }