diff --git a/.changeset/README.md b/.changeset/README.md
index f5743df..e7dcf28 100644
--- a/.changeset/README.md
+++ b/.changeset/README.md
@@ -1,7 +1,7 @@
 # Changesets
 
 This folder is managed by `@changesets/cli`. Use it to record release notes,
-version `@block/madrigal`, and publish the package to npm.
+version `@anarchitecture/madrigal`, and publish the package to npm.
 
 Common workflow:
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index e037d17..19d87e6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-# @block/madrigal
+# @anarchitecture/madrigal
 
 ## 0.1.0
 
diff --git a/README.md b/README.md
index 5d1cfc8..5e02cb7 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@ Inspired by [Style Dictionary](https://amzn.github.io/style-dictionary/), Madrig
 ## Quick Start
 
 ```bash
-npm install @block/madrigal
+npm install @anarchitecture/madrigal
 ```
 
 Create a `madrigal.config.yaml`:
@@ -52,7 +52,7 @@ All text must meet WCAG 2.1 AA contrast requirements:
 Build programmatically:
 
 ```typescript
-import { build } from '@block/madrigal';
+import { build } from '@anarchitecture/madrigal';
 
 const result = await build();
 
@@ -146,7 +146,7 @@ Markdown body content here.
 ### Custom Formats
 
 ```typescript
-import { defaultRegistry, type Format } from '@block/madrigal';
+import { defaultRegistry, type Format } from '@anarchitecture/madrigal';
 
 const myFormat: Format = {
   name: 'custom-html',
@@ -164,7 +164,7 @@ defaultRegistry.register(myFormat);
 Preprocessors transform knowledge units after loading but before compilation:
 
 ```typescript
-import { defaultPreprocessorRegistry, type Preprocessor } from '@block/madrigal';
+import { defaultPreprocessorRegistry, type Preprocessor } from '@anarchitecture/madrigal';
 
 const enricher: Preprocessor = {
   name: 'tag-enricher',
@@ -211,7 +211,7 @@ Start a stdio MCP server that exposes five tools for querying the knowledge base
 `search_knowledge`, `get_knowledge_unit`, `list_knowledge_units`, `get_brand_rules`, `review_content`.
 
 ```typescript
-import { serveMcp } from '@block/madrigal';
+import { serveMcp } from '@anarchitecture/madrigal';
 import { dirname, resolve } from 'node:path';
 import { fileURLToPath } from 'node:url';
 
diff --git a/package.json b/package.json
index 9aeefff..670d019 100644
--- a/package.json
+++ b/package.json
@@ -1,5 +1,5 @@
 {
-  "name": "@block/madrigal",
+  "name": "@anarchitecture/madrigal",
   "version": "0.1.0",
   "description": "A config-driven, pluggable knowledge compiler inspired by Style Dictionary",
   "license": "Apache-2.0",