From af47877c63828b9558a788ae9508c7a4c5b13a37 Mon Sep 17 00:00:00 2001
From: Yan <yan.chen@fastly.com>
Date: Thu, 2 Apr 2026 09:24:13 -0700
Subject: [PATCH 1/2] Fix typo for canonversion rule

---
 design/mvp/Explainer.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/design/mvp/Explainer.md b/design/mvp/Explainer.md
index d8c0bdd1..9b3d1442 100644
--- a/design/mvp/Explainer.md
+++ b/design/mvp/Explainer.md
@@ -2556,7 +2556,7 @@ interfaceversion  ::= '@' <valid semver>
                     | '@' <canonversion> 🔗
 canonversion      ::= [1-9] [0-9]* 🔗
                     | '0.' [1-9] [0-9]* 🔗
-                    | '0.0.' [1-9] [0-9]* 🔗
+                    | '0.0.' [0-9]+ 🔗
 semversuffix      ::= [0-9A-Za-z.+-]* 🔗
 depname           ::= 'unlocked-dep=<' <pkgnamequery> '>'
                     | 'locked-dep=<' <pkgname> '>' ( ',' <hashname> )?

From 7e998f9c6be8b1c3403f1991b14d3f63ecae0a84 Mon Sep 17 00:00:00 2001
From: Yan <yan.chen@fastly.com>
Date: Thu, 2 Apr 2026 09:53:13 -0700
Subject: [PATCH 2/2] Update design/mvp/Explainer.md

Co-authored-by: Luke Wagner <mail@lukewagner.name>
---
 design/mvp/Explainer.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/design/mvp/Explainer.md b/design/mvp/Explainer.md
index 9b3d1442..312e3c26 100644
--- a/design/mvp/Explainer.md
+++ b/design/mvp/Explainer.md
@@ -2556,7 +2556,8 @@ interfaceversion  ::= '@' <valid semver>
                     | '@' <canonversion> 🔗
 canonversion      ::= [1-9] [0-9]* 🔗
                     | '0.' [1-9] [0-9]* 🔗
-                    | '0.0.' [0-9]+ 🔗
+                    | '0.0.' [1-9] [0-9]* 🔗
+                    | '0.0.0' 🔗
 semversuffix      ::= [0-9A-Za-z.+-]* 🔗
 depname           ::= 'unlocked-dep=<' <pkgnamequery> '>'
                     | 'locked-dep=<' <pkgname> '>' ( ',' <hashname> )?