diff --git a/test/core/security/BUILD b/test/core/security/BUILD
index da7b89dd42c181aa353bc544b4a9b2c2f60b8374..6ecda33309585af277edf75e47de71b89297f096 100644
--- a/test/core/security/BUILD
+++ b/test/core/security/BUILD
@@ -29,7 +29,7 @@
 
 licenses(["notice"])  # 3-clause BSD
 
-package(default_visibility = ["//visibility:public"])
+package(default_visibility = ["//test/cpp:__subpackages__"],)
 
 load("//test/core/util:grpc_fuzzer.bzl", "grpc_fuzzer")
 
diff --git a/test/cpp/interop/BUILD b/test/cpp/interop/BUILD
index dbef0df6eff596bd4a3d62d866a011be75d9aad9..d1461503ec26d0d06e4342afba989967e3976ef3 100644
--- a/test/cpp/interop/BUILD
+++ b/test/cpp/interop/BUILD
@@ -74,10 +74,10 @@ cc_library(
         "//src/proto/grpc/testing:messages_proto",
         "//src/proto/grpc/testing:test_proto",
         "//test/core/security:oauth2_utils",
+        "//test/cpp/util:test_config",
     ],
 )
 
-
 cc_binary(
     name = "interop_client",
     srcs = [