diff --git a/package.json b/package.json
index c80d7a816..ef93884d2 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,7 @@
     "concurrently": "^5.3.0",
     "eslint": "^7.6.0",
     "eslint-plugin-es5": "^1.5.0",
-    "google-closure-compiler": "^20200920.0.0",
+    "google-closure-compiler": "^20201102.0.1",
     "google-closure-deps": "^20200719.0.0",
     "gulp": "^4.0.2",
     "gulp-concat": "^2.6.1",
diff --git a/scripts/gulpfiles/build_tasks.js b/scripts/gulpfiles/build_tasks.js
index a5a96a407..5650d4650 100644
--- a/scripts/gulpfiles/build_tasks.js
+++ b/scripts/gulpfiles/build_tasks.js
@@ -70,7 +70,6 @@ var JSCOMP_ERROR = [
   'globalThis',
   'invalidCasts',
   'misplacedTypeAnnotation',
-  'missingGetCssName',
   // 'missingOverride',
   'missingPolyfill',
   'missingProperties',
@@ -87,6 +86,7 @@ var JSCOMP_ERROR = [
   // 'strictMissingProperties',
   'strictModuleDepCheck',
   // 'strictPrimitiveOperators',
+  // 'stricterMissingRequire',
   'suspiciousCode',
   'typeInvalidation',
   'undefinedNames',