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-rw-r--r--doc/tools/docgram/orderedGrammar2
1 files changed, 1 insertions, 1 deletions
diff --git a/doc/tools/docgram/orderedGrammar b/doc/tools/docgram/orderedGrammar
index 72e101446c..b53af609ec 100644
--- a/doc/tools/docgram/orderedGrammar
+++ b/doc/tools/docgram/orderedGrammar
@@ -1653,7 +1653,7 @@ simple_tactic: [
| "first" "[" LIST0 ltac_expr SEP "|" "]"
| "solve" "[" LIST0 ltac_expr SEP "|" "]"
| "idtac" LIST0 [ ident | string | natural ]
-| [ "fail" | "gfail" ] OPT int_or_var LIST0 [ ident | string | natural ]
+| [ "fail" | "gfail" ] OPT nat_or_var LIST0 [ ident | string | natural ]
| ltac_expr ssrintros (* SSR plugin *)
| "fun" LIST1 name "=>" ltac_expr
| "eval" red_expr "in" term