diff --git a/.circleci/config.yml b/.circleci/config.yml
index 07e3ed6..130045c 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -30,7 +30,7 @@ jobs:
       - checkout
       - run: echo "//registry.npmjs.org/:_authToken=${NPM_TOKEN}" >> .npmrc
       - node/install-packages:
-          pkg-manager: yarn
+          pkg-manager: yarn-berry
       - run: npm run build
       - run: npm test
 
@@ -42,5 +42,5 @@ jobs:
       - checkout
       - run: echo "//registry.npmjs.org/:_authToken=${NPM_TOKEN}" >> .npmrc
       - node/install-packages:
-          pkg-manager: yarn
+          pkg-manager: yarn-berry
       - run: npm run semantic-release
diff --git a/.npmignore b/.npmignore
new file mode 100644
index 0000000..f8d71df
--- /dev/null
+++ b/.npmignore
@@ -0,0 +1,15 @@
+/.circleci
+/.github
+/.storybook
+/.yarn
+/.eslintcache
+/.eslintignore
+/.eslintrc.js
+/.nvmrc
+/.prettierrc.js
+/.yarnrc.yml
+/jest.config.js
+/release.config.js
+/tsconfig.json
+
+node_modules