diff --git a/README.md b/README.md
index 575c5d6..87c9e2c 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,18 @@ When opening for the first time a file produced by Pandoc with _text-crossrefs_,
 you should have to refresh the fields in order to get the correct values.
 In LibreOffice, press `F9`; in Word, a dialog box should appear when the file opens.
 
-### TeX-based formats
+### ConTeXt specifically
+
+Your template should include the following directive before `\starttext`
+(as in the default template for ConTeXt):
+
+```
+$for(header-includes)$
+$header-includes$
+$endfor$
+```
+
+### All TeX-based formats
 
 All references are wrapped in a macro named `\crossrefenum`.
 It has two optional arguments: