diff --git a/knip.config.ts b/knip.config.ts
index 9f7fa4c..bd3523c 100644
--- a/knip.config.ts
+++ b/knip.config.ts
@@ -28,6 +28,21 @@ const config: KnipConfig = {
       // The babel presets are referenced as strings in tsdown.config.ts.
       ignoreDependencies: ['babel-preset-solid', '@babel/preset-typescript'],
     },
+    'packages/native': {
+      // The Expo shell: `userInterfaceStyle` is honored from the manifest on
+      // iOS; the Android half would need the expo-system-ui native module,
+      // which a stories harness has no use for. `@expo/vector-icons` is a
+      // moduleNameMapper target inside jest-expo's own preset, not ours.
+      ignoreDependencies: ['expo-system-ui', '@expo/vector-icons'],
+      // babel-preset-expo ships inside `expo`; babel-jest is jest-expo's
+      // transform, resolved from the preset. Neither is ours to list.
+      ignoreUnresolved: ['babel-preset-expo', 'babel-jest'],
+    },
+    // The on-device Storybook reaches the stories through the generated,
+    // gitignored storybook.requires.ts (see .rnstorybook/index.ts).
+    'packages/native/*': {
+      entry: ['stories/*.stories.tsx'],
+    },
   },
 }
 
diff --git a/packages/native/app.json b/packages/native/app.json
index 818cf5d..8fec13f 100644
--- a/packages/native/app.json
+++ b/packages/native/app.json
@@ -6,6 +6,7 @@
     "orientation": "portrait",
     "userInterfaceStyle": "light",
     "newArchEnabled": true,
+    "updates": { "enabled": false },
     "ios": { "supportsTablet": true, "bundleIdentifier": "dev.dunky.ui" },
     "android": { "package": "dev.dunky.ui" }
   }
diff --git a/packages/native/jest.config.cjs b/packages/native/jest.config.cjs
index e5bba1e..faf394c 100644
--- a/packages/native/jest.config.cjs
+++ b/packages/native/jest.config.cjs
@@ -12,10 +12,22 @@ const transformIgnorePatterns = expoPreset.transformIgnorePatterns.map(pattern =
   pattern.replace('/node_modules/(?!(.pnpm|', '/node_modules/(?!(.pnpm|@dunky\\.dev|'),
 )
 
+// jest-expo turns the nearest tsconfig's `paths` into moduleNameMapper entries
+// relative to `<rootDir>` — which for this package points nowhere, and which
+// tsconfig is "nearest" depends on the cwd (the repo root's has the workspace
+// paths, this package's has none). The @dunky.dev packages resolve through the
+// workspace links and the resolver below instead, so drop the mapping.
+const moduleNameMapper = Object.fromEntries(
+  Object.entries(expoPreset.moduleNameMapper ?? {}).filter(
+    ([pattern]) => !pattern.startsWith('^@dunky\\.dev/'),
+  ),
+)
+
 module.exports = {
   ...expoPreset,
   rootDir: '.',
   testMatch: ['<rootDir>/*/tests/**/*.test.@(ts|tsx)'],
+  moduleNameMapper,
   // Establish React 19's act environment for the whole run (appended to
   // jest-expo's own setup, not replacing it).
   setupFiles: [...(expoPreset.setupFiles ?? []), '<rootDir>/jest-setup.cjs'],
diff --git a/packages/native/package.json b/packages/native/package.json
index 651bafc..6ccee37 100644
--- a/packages/native/package.json
+++ b/packages/native/package.json
@@ -25,11 +25,8 @@
     "@react-native/jest-preset": "^0.86.2",
     "@storybook/react-native": "^10.5.0",
     "@types/react": "^19.2.17",
-    "expo": "~57.0.11",
     "jest": "^29.7.0",
     "jest-expo": "~57.0.3",
-    "react": "19.2.3",
-    "react-native": "^0.86.2",
     "react-native-gesture-handler": "~2.32.0",
     "react-native-reanimated": "4.5.1",
     "react-native-safe-area-context": "~5.7.0",