diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 535e4b7..b2ebd71 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        node: ['10.x', '12.x', '14.x']
+        node: ['12.x', '14.x']
         os: [ubuntu-latest, windows-latest, macOS-latest]
 
     steps:
@@ -19,14 +19,22 @@ jobs:
         with:
           node-version: ${{ matrix.node }}
 
-      - name: Install deps and build (with cache)
-        uses: bahmutov/npm-install@v1
+      - name: Run install
+        uses: borales/actions-yarn@v4
+        with:
+          cmd: install # will run `yarn install` command
 
       - name: Lint
-        run: yarn lint
+        uses: borales/actions-yarn@v4
+        with:
+          cmd: lint # will run `yarn lint` command
 
       - name: Test
-        run: yarn test --ci --coverage --maxWorkers=2
+        uses: borales/actions-yarn@v4
+        with:
+          cmd: test --ci --coverage --maxWorkers=2 # will run `yarn test --ci --coverage --maxWorkers=2` command
 
       - name: Build
-        run: yarn build
+        uses: borales/actions-yarn@v4
+        with:
+          cmd: build # will run `yarn build` command
diff --git a/test/blah.test.ts b/test/blah.test.ts
deleted file mode 100644
index 33c7ef5..0000000
--- a/test/blah.test.ts
+++ /dev/null
@@ -1,7 +0,0 @@
-import { sum } from '../src';
-
-describe('blah', () => {
-  it('works', () => {
-    expect(sum(1, 1)).toEqual(2);
-  });
-});
diff --git a/test/getRandomUsername.test.ts b/test/getRandomUsername.test.ts
new file mode 100644
index 0000000..4532e65
--- /dev/null
+++ b/test/getRandomUsername.test.ts
@@ -0,0 +1,7 @@
+import { getRandomUsername } from '../src';
+
+describe('getRandomUsername', () => {
+  it('get a string', () => {
+    expect(typeof getRandomUsername()).toBe('string');
+  });
+});