From eb49edb81d1153bef9a152bf5ade4f242aaabcb4 Mon Sep 17 00:00:00 2001
From: Henrik Tidefelt <henrikt@wolfram.com>
Date: Mon, 20 Jan 2025 10:27:13 +0100
Subject: [PATCH] Make external call non-optional

---
 RationaleMCP/0031/grammar.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/RationaleMCP/0031/grammar.md b/RationaleMCP/0031/grammar.md
index 069fddf8c..0ee05bb65 100644
--- a/RationaleMCP/0031/grammar.md
+++ b/RationaleMCP/0031/grammar.md
@@ -138,7 +138,7 @@ Note that there is no optional byte order mark, in agreement with the use of byt
 > &emsp; ~~| **protected** (_generic-element_ **;**)*~~ \
 > &emsp; )* \
 > &emsp; ( _decoration_? **external** _language-specification_?\
-> &emsp;&emsp; _external-function-call_? _annotation-comment_? **;**\
+> &emsp;&emsp; _external-function-call_~~?~~ _annotation-comment_? **;**\
 > &emsp; )?\
 > &emsp; _base-partition_* \
 > &emsp; ( _annotation-comment_ **;** )?