diff --git a/tools/ts-api-guardian/index.bzl b/tools/ts-api-guardian/index.bzl
index 9541a81e83..dc7868914d 100644
--- a/tools/ts-api-guardian/index.bzl
+++ b/tools/ts-api-guardian/index.bzl
@@ -17,9 +17,9 @@
 
 load("@build_bazel_rules_nodejs//internal/node:node.bzl", "nodejs_binary", "nodejs_test")
 
-COMMON_MODULE_IDENTIFIERS = ["angular", "jasmine", "protractor", "fs", "Symbol"]
+COMMON_MODULE_IDENTIFIERS = ["angular", "jasmine", "protractor"]
 
-def ts_api_guardian_test(name, golden, actual, data = [], **kwargs):
+def ts_api_guardian_test(name, golden, actual, data = [], strip_export_pattern = "^\(__\|ɵ\)", allow_module_identifiers = COMMON_MODULE_IDENTIFIERS, **kwargs):
     """Runs ts_api_guardian
     """
     data += [
@@ -33,9 +33,9 @@ def ts_api_guardian_test(name, golden, actual, data = [], **kwargs):
         # From there, the relative imports would point to .ts files.
         "--node_options=--preserve-symlinks",
         "--stripExportPattern",
-        "^\(__\|ɵ\)",
+        strip_export_pattern,
     ]
-    for i in COMMON_MODULE_IDENTIFIERS:
+    for i in allow_module_identifiers:
         args += ["--allowModuleIdentifiers", i]
 
     nodejs_test(