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-rw-r--r--doc/refman/RefMan-ltac.tex3
1 files changed, 2 insertions, 1 deletions
diff --git a/doc/refman/RefMan-ltac.tex b/doc/refman/RefMan-ltac.tex
index c924c02eb..267226f3b 100644
--- a/doc/refman/RefMan-ltac.tex
+++ b/doc/refman/RefMan-ltac.tex
@@ -867,7 +867,8 @@ without having to cut manually the proof in smaller lemmas.
\ErrMsg \errindex{Proof is not complete}
-\subsubsection[Calling an external tactic]{Calling an external tactic\index{Ltac!external}}
+\subsubsection[Calling an external tactic]{Calling an external tactic\tacindex{external}
+\index{Ltac!external}}
The tactic {\tt external} allows to run an executable outside the
{\Coq} executable. The communication is done via an XML encoding of