diff --git a/devel/scheme/api/glue-auto-doc.en.tm b/devel/scheme/api/glue-auto-doc.en.tm
index 02ceaf5..8b3a550 100644
--- a/devel/scheme/api/glue-auto-doc.en.tm
+++ b/devel/scheme/api/glue-auto-doc.en.tm
@@ -5690,6 +5690,14 @@ source code.
     <scm|path>.
   </explain>
 
+  <\explain>
+    <scm|(supports-bibtex?)>
+<explain-synopsis|no synopsis>
+  <|explain>
+    Calls the <c++> function <cpp|bibtex_present> which returns
+    <scm|bool>.
+  </explain>
+
   <\explain>
     <scm|(bibtex-run <scm-arg|string> <scm-arg|string> <scm-arg|url> <scm-arg|array_string>)>
 <explain-synopsis|no synopsis>