diff --git a/packages/google-cloud-asset/samples/test/sample.test.js b/packages/google-cloud-asset/samples/test/sample.test.js
index a7d73beb5e7..5f2cd1ccc4e 100644
--- a/packages/google-cloud-asset/samples/test/sample.test.js
+++ b/packages/google-cloud-asset/samples/test/sample.test.js
@@ -15,6 +15,7 @@
 'use strict';
 
 const {assert} = require('chai');
+const {after, before, describe, it} = require('mocha');
 const uuid = require('uuid');
 const cp = require('child_process');
 const {Storage} = require('@google-cloud/storage');
diff --git a/packages/google-cloud-asset/system-test/.eslintrc.yml b/packages/google-cloud-asset/system-test/.eslintrc.yml
index f9605165c0f..282535f55f6 100644
--- a/packages/google-cloud-asset/system-test/.eslintrc.yml
+++ b/packages/google-cloud-asset/system-test/.eslintrc.yml
@@ -1,5 +1,3 @@
 ---
-env:
-  mocha: true
 rules:
   no-console: off
diff --git a/packages/google-cloud-asset/test/.eslintrc.yml b/packages/google-cloud-asset/test/.eslintrc.yml
deleted file mode 100644
index 6db2a46c535..00000000000
--- a/packages/google-cloud-asset/test/.eslintrc.yml
+++ /dev/null
@@ -1,3 +0,0 @@
----
-env:
-  mocha: true
diff --git a/packages/google-cloud-asset/test/gapic-v1.js b/packages/google-cloud-asset/test/gapic-v1.js
index d0198ef6bfa..519f9a53cfd 100644
--- a/packages/google-cloud-asset/test/gapic-v1.js
+++ b/packages/google-cloud-asset/test/gapic-v1.js
@@ -15,6 +15,7 @@
 'use strict';
 
 const assert = require('assert');
+const {describe, it} = require('mocha');
 
 const assetModule = require('../src');
 
diff --git a/packages/google-cloud-asset/test/gapic-v1beta1.js b/packages/google-cloud-asset/test/gapic-v1beta1.js
index c30f666dcef..d7f8f74405d 100644
--- a/packages/google-cloud-asset/test/gapic-v1beta1.js
+++ b/packages/google-cloud-asset/test/gapic-v1beta1.js
@@ -15,6 +15,7 @@
 'use strict';
 
 const assert = require('assert');
+const {describe, it} = require('mocha');
 
 const assetModule = require('../src');
 
diff --git a/packages/google-cloud-asset/test/gapic-v1p2beta1.js b/packages/google-cloud-asset/test/gapic-v1p2beta1.js
index c82d95e591c..e1fbc7d46dc 100644
--- a/packages/google-cloud-asset/test/gapic-v1p2beta1.js
+++ b/packages/google-cloud-asset/test/gapic-v1p2beta1.js
@@ -15,6 +15,7 @@
 'use strict';
 
 const assert = require('assert');
+const {describe, it} = require('mocha');
 
 const assetModule = require('../src');