diff --git a/.changeset/little-squids-hide.md b/.changeset/little-squids-hide.md
new file mode 100644
index 0000000..2182985
--- /dev/null
+++ b/.changeset/little-squids-hide.md
@@ -0,0 +1,5 @@
+---
+"@betagouv/aides-velo": minor
+---
+
+Split the package in differents submodules (/rules and /data)
diff --git a/README.md b/README.md
index f789c59..ad9b383 100644
--- a/README.md
+++ b/README.md
@@ -86,11 +86,12 @@ engine
 
 ### Avec les règles Publicodes
 
-Il est également possible d'utiliser les règles Publicodes directement.
+Il est également possible d'utiliser les règles Publicodes directement avec
+`@betagouv/aides-velo/rules`.
 
 ```typescript
 import Engine, { formatValue } from "publicodes";
-import { rules } from "@betagouv/aides-velo";
+import rules from "@betagouv/aides-velo/rules";
 
 const engine = new Engine(rules);
 
@@ -131,5 +132,3 @@ yarn run compile
 // Run the documentation server
 yarn run doc
 ```
-
-##
diff --git a/package.json b/package.json
index f01e652..53a61ce 100644
--- a/package.json
+++ b/package.json
@@ -13,6 +13,16 @@
       "types": "./dist/src/index.d.ts",
       "require": "./dist/src/index.cjs",
       "import": "./dist/src/index.js"
+    },
+    "./rules": {
+      "types": "./dist/publicodes-build/index.d.ts",
+      "require": "./dist/publicodes-build/index.cjs",
+      "import": "./dist/publicodes-build/index.js"
+    },
+    "./data": {
+      "types": "./dist/src/data/index.d.ts",
+      "require": "./dist/src/data/index.cjs",
+      "import": "./dist/src/data/index.js"
     }
   },
   "files": [
diff --git a/scripts/data-fetch/miniatures/aides-jeunes b/scripts/data-fetch/miniatures/aides-jeunes
index 023395d..56da8db 160000
--- a/scripts/data-fetch/miniatures/aides-jeunes
+++ b/scripts/data-fetch/miniatures/aides-jeunes
@@ -1 +1 @@
-Subproject commit 023395d9dba2f543d2b1c46538a534051227076b
+Subproject commit 56da8dbb47b3dfdfcbab3c0d1c814c8de4de7e1a
diff --git a/src/index.ts b/src/index.ts
index ef01113..c171d4a 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -6,25 +6,9 @@
  * wrapper functions, and the types.
  */
 
-// Export the compiled rules and the types.
-
-import compiledRules from "../publicodes-build";
+export type { Localisation, AideRuleNames } from "./data";
 export type { Questions, RuleName, Situation } from "../publicodes-build";
-/**
- * Publicodes rules compiled in a single JSON object.
- */
-export const rules = compiledRules;
-
-// Export generated data
-
-export * as data from "./data";
-export type { AideRuleNames, Localisation } from "./data";
-
-// Export the utils functions.
 
 export { slugify } from "./lib/utils";
-
-// Export the AidesVeloEngine class and the Aide type.
-
 export { AidesVeloEngine } from "./lib/AidesVeloEngine";
 export type { Aide } from "./lib/AidesVeloEngine";
diff --git a/src/lib/AidesVeloEngine.ts b/src/lib/AidesVeloEngine.ts
index a42f578..b1d6698 100644
--- a/src/lib/AidesVeloEngine.ts
+++ b/src/lib/AidesVeloEngine.ts
@@ -2,15 +2,13 @@ import Engine, {
   formatValue,
   Situation as PublicodesSituation,
 } from "publicodes";
+import rules, { Questions, RuleName, Situation } from "../../publicodes-build";
 import {
   AideRuleNames,
-  data,
+  aidesAvecLocalisation,
   Localisation,
-  Questions,
-  RuleName,
-  Situation,
-  rules,
-} from "..";
+  miniatures,
+} from "../data";
 import { extractOptions } from "./utils";
 
 /**
@@ -45,7 +43,7 @@ export type Aide = {
 };
 
 const aidesAvecLocalisationEntries = Object.entries(
-  data.aidesAvecLocalisation
+  aidesAvecLocalisation
 ) as readonly [AideRuleNames, Localisation][];
 
 /**
@@ -128,7 +126,7 @@ export class AidesVeloEngine {
         // the AST instead of the data object. And removing Luxembourg and
         // Monaco to avoid needing to import the whole
         // aides-collectivities.json file?
-        const collectivity = data.aidesAvecLocalisation[ruleName].collectivity;
+        const collectivity = aidesAvecLocalisation[ruleName].collectivity;
 
         return {
           id: ruleName,
@@ -136,7 +134,7 @@ export class AidesVeloEngine {
           description: rule.rawNode.description,
           url: (rule.rawNode as any).lien,
           collectivity,
-          logo: data.miniatures[ruleName],
+          logo: miniatures[ruleName],
         };
       });
   }
diff --git a/test/rules.test.ts b/test/rules.test.ts
index 5a7d31f..8b9266f 100644
--- a/test/rules.test.ts
+++ b/test/rules.test.ts
@@ -1,7 +1,8 @@
 import Engine, { Rule } from "publicodes";
 import assert from "assert";
-
-import { AideRuleNames, RuleName, data, rules } from "../src";
+import { AideRuleNames, RuleName } from "../src";
+import rules from "../publicodes-build";
+import { aidesAvecLocalisation, miniatures } from "../src/data";
 
 describe("Aides Vélo", () => {
   const engine = new Engine(rules);
@@ -34,7 +35,7 @@ describe("Aides Vélo", () => {
           !noNeedToAssociatesLoc.includes(key)
         ) {
           expect(
-            data.aidesAvecLocalisation[key as AideRuleNames]
+            aidesAvecLocalisation[key as AideRuleNames]
           ).not.toBeUndefined();
         }
       });
@@ -49,10 +50,10 @@ describe("Aides Vélo", () => {
           key.split(" . ").length === 2 &&
           !rulesToIgnore.includes(key)
         ) {
-          if (!data.miniatures[key as AideRuleNames]) {
+          if (!miniatures[key as AideRuleNames]) {
             console.log(key);
           }
-          expect(data.miniatures[key as AideRuleNames]).not.toBeUndefined();
+          expect(miniatures[key as AideRuleNames]).not.toBeUndefined();
         }
       });
     });
diff --git a/tsconfig.json b/tsconfig.json
index 32bc24b..4476a23 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -12,8 +12,7 @@
     "strict": true
   },
   "include": [
-    "src/**/*.ts",
-    "build/*.js"
+    "src/**/*.ts"
   ],
   "exclude": [
     "node_modules"
diff --git a/tsup.config.ts b/tsup.config.ts
index 0795e09..7497e14 100644
--- a/tsup.config.ts
+++ b/tsup.config.ts
@@ -12,6 +12,7 @@ export default defineConfig((options) => {
     clean: true,
     cjsInterop: true,
     splitting: true,
+    treeshake: true,
     minify: options.watch ? false : "terser",
   };
 });