diff --git a/CHANGELOG.md b/CHANGELOG.md
index 321a420..578a027 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,8 @@ A version's heading reads `## <version> — Unreleased` until the release is pre
 the release date. The release workflow refuses a tag whose section still says `Unreleased`, and the
 section is the GitHub release's notes.
 
+## 2.1.0 — Unreleased
+
 ## 2.0.0 — 2026-10-14
 
 Still `net10.0` and Metalama 2026.1. What builds or runs differently, and what to write instead:
diff --git a/Directory.Build.props b/Directory.Build.props
index 4e8b881..85db745 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -1,6 +1,6 @@
 <Project>
     <PropertyGroup>
-        <Version>2.0.0</Version>
+        <Version>2.1.0</Version>
         <Authors>CaffeinatedCoder</Authors>
         <Copyright>Copyright (c) 2026 CaffeinatedCoder</Copyright>
         <PackageLicenseExpression>MIT</PackageLicenseExpression>
@@ -43,7 +43,7 @@
     -->
     <PropertyGroup>
         <EnablePackageValidation>true</EnablePackageValidation>
-        <PackageValidationBaselineVersion>1.5.1</PackageValidationBaselineVersion>
+        <PackageValidationBaselineVersion>2.0.0</PackageValidationBaselineVersion>
     </PropertyGroup>
 
     <!-- Provenance: a consumer stepping into this code gets the exact source it is running. -->
diff --git a/design/plan.md b/design/plan.md
index 49dbf50..d2a155b 100644
--- a/design/plan.md
+++ b/design/plan.md
@@ -6,7 +6,7 @@ you touch; the rest is reference.
 
 | Page | Holds | Changes |
 |---|---|---|
-| [Roadmap](roadmap.md) | What is open: before the tag, 2.1, 2.x with a spike first, 3.0.0 | as work is taken or done |
+| [Roadmap](roadmap.md) | What is open: 2.1, 2.x with a spike first, 3.0.0 | as work is taken or done |
 | [Decisions](adr/README.md) | One record per decision, dated, with the evidence that settled it; a decision is changed by a new one that names it | append only |
 | [Packages](packages.md) | The package map, what each depends on, and the namespaces | rarely |
 | [Discovery is by interface](discovery.md) | Why nothing is found by name, and how the analyzer and the satellites find a value object | with the area |
diff --git a/design/roadmap.md b/design/roadmap.md
index 16cc743..6190f11 100644
--- a/design/roadmap.md
+++ b/design/roadmap.md
@@ -3,12 +3,6 @@
 What is open, and nothing else. Done work is in the [changelog](../CHANGELOG.md) and in git. Each
 item names the decision that scoped it.
 
-## 2.0.0, before the tag
-
-- The release: merge so the help links' headings exist on `main`, and tag `v2.0.0`. The changelog's
-  section is dated and the analyzer rows are shipped; the release workflow and `ChangelogTests` check
-  both.
-
 ## 2.1, additive
 
 - An optional `Cause` on `Fault<TFault>`, an exception kept beside the reason and the detail for the
diff --git a/src/CodoMetis.TypeKit.AspNetCore/CompatibilitySuppressions.xml b/src/CodoMetis.TypeKit.AspNetCore/CompatibilitySuppressions.xml
deleted file mode 100644
index c6ac70a..0000000
--- a/src/CodoMetis.TypeKit.AspNetCore/CompatibilitySuppressions.xml
+++ /dev/null
@@ -1,11 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- https://learn.microsoft.com/dotnet/fundamentals/package-validation/diagnostic-ids -->
-<Suppressions xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
-  <Suppression>
-    <DiagnosticId>CP0021</DiagnosticId>
-    <Target>T:CodoMetis.TypeKit.AspNetCore.FaultProblem`1``0:notnull</Target>
-    <Left>lib/net10.0/CodoMetis.TypeKit.AspNetCore.dll</Left>
-    <Right>lib/net10.0/CodoMetis.TypeKit.AspNetCore.dll</Right>
-    <IsBaselineSuppression>true</IsBaselineSuppression>
-  </Suppression>
-</Suppressions>
\ No newline at end of file