diff --git a/packages/google-cloud-asset/.mocharc.json b/packages/google-cloud-asset/.mocharc.json
new file mode 100644
index 00000000000..670c5e2c24b
--- /dev/null
+++ b/packages/google-cloud-asset/.mocharc.json
@@ -0,0 +1,5 @@
+{
+  "enable-source-maps": true,
+  "throw-deprecation": true,
+  "timeout": 10000
+}
diff --git a/packages/google-cloud-asset/package.json b/packages/google-cloud-asset/package.json
index 411acb876fb..185fe3a08d4 100644
--- a/packages/google-cloud-asset/package.json
+++ b/packages/google-cloud-asset/package.json
@@ -55,7 +55,6 @@
     "eslint-plugin-node": "^11.0.0",
     "eslint-plugin-prettier": "^3.0.0",
     "gts": "^1.0.0",
-    "intelli-espower-loader": "^1.0.1",
     "jsdoc": "^3.6.2",
     "jsdoc-fresh": "^1.0.1",
     "jsdoc-region-tag": "^1.0.2",
@@ -63,7 +62,6 @@
     "mocha": "^7.0.0",
     "null-loader": "^3.0.0",
     "pack-n-play": "^1.0.0-2",
-    "power-assert": "^1.6.0",
     "prettier": "^1.13.7",
     "ts-loader": "^6.2.1",
     "typescript": "~3.6.4",