diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f4f444c..fb08872 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,10 +9,6 @@ on:
       - "docs/**"
       - "*.md"
 
-env:
-  CI: true
-  COVERALLS: 0
-
 jobs:
   build:
     runs-on: ${{ matrix.os }}
@@ -40,23 +36,3 @@ jobs:
       - name: Tests
         id: test
         run: npm run test
-
-      - name: Coveralls Parallel
-        id: coveralls
-        uses: coverallsapp/github-action@master
-        if: env.COVERALLS == 1
-        with:
-          github-token: ${{ secrets.github_token }}
-          parallel: true
-
-  coverage:
-    needs: build
-    runs-on: ubuntu-latest
-    if: env.COVERALLS == 1
-    steps:
-      - name: Coveralls Finished
-        id: send_coveralls_report
-        uses: coverallsapp/github-action@master
-        with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          parallel-finished: true
diff --git a/package.json b/package.json
index 4612a8a..4028680 100644
--- a/package.json
+++ b/package.json
@@ -31,9 +31,9 @@
     "ajv-errors": "^1.0.1",
     "ajv-merge-patch": "^4.1.0",
     "standard": "^16.0.3",
-    "tap": "^14.11.0"
+    "tap": "^15.0.1"
   },
   "dependencies": {
     "ajv": "^6.12.6"
   }
-}
+}
\ No newline at end of file
diff --git a/test/index.test.js b/test/index.test.js
index c5cc7d8..0c8f666 100644
--- a/test/index.test.js
+++ b/test/index.test.js
@@ -43,7 +43,7 @@ t.test('basic usage', t => {
   const compiler = factory(externalSchemas1, fastifyAjvOptionsDefault)
   const validatorFunc = compiler({ schema: sampleSchema })
   const result = validatorFunc({ name: 'hello' })
-  t.equals(result, true)
+  t.equal(result, true)
 })
 
 t.test('plugin loading', t => {
@@ -69,11 +69,11 @@ t.test('plugin loading', t => {
     }
   })
   const result = validatorFunc({ q: 'hello' })
-  t.equals(result, true)
+  t.equal(result, true)
 
   const resultFail = validatorFunc({ })
-  t.equals(resultFail, false)
-  t.equals(validatorFunc.errors[0].message, 'hello world')
+  t.equal(resultFail, false)
+  t.equal(validatorFunc.errors[0].message, 'hello world')
 })
 
 t.test('optimization - cache ajv instance', t => {
@@ -81,15 +81,15 @@ t.test('optimization - cache ajv instance', t => {
   const factory = AjvCompiler()
   const compiler1 = factory(externalSchemas1, fastifyAjvOptionsDefault)
   const compiler2 = factory(externalSchemas1, fastifyAjvOptionsDefault)
-  t.equals(compiler1, compiler2, 'same instance')
-  t.deepEquals(compiler1, compiler2, 'same instance')
+  t.equal(compiler1, compiler2, 'same instance')
+  t.same(compiler1, compiler2, 'same instance')
 
   const compiler3 = factory(externalSchemas2, fastifyAjvOptionsDefault)
-  t.notEqual(compiler3, compiler1, 'new ajv instance when externa schema change')
+  t.not(compiler3, compiler1, 'new ajv instance when externa schema change')
 
   const compiler4 = factory(externalSchemas1, fastifyAjvOptionsCustom)
-  t.notEqual(compiler4, compiler1, 'new ajv instance when externa schema change')
-  t.notEqual(compiler4, compiler3, 'new ajv instance when externa schema change')
+  t.not(compiler4, compiler1, 'new ajv instance when externa schema change')
+  t.not(compiler4, compiler3, 'new ajv instance when externa schema change')
 })
 
 // https://github.com/fastify/fastify/pull/2969