diff --git a/bazel/grpc_build_system.bzl b/bazel/grpc_build_system.bzl
index d3907c71973bb..3ec0e17959436 100644
--- a/bazel/grpc_build_system.bzl
+++ b/bazel/grpc_build_system.bzl
@@ -116,7 +116,7 @@ def _update_visibility(visibility):
         "grpc_public_hdrs": PRIVATE,
         "grpcpp_gcp_observability": PUBLIC,
         "grpc_resolver_fake": PRIVATE,
-        "grpc++_public_hdrs": PUBLIC,
+        "grpc++_public_hdrs": PRIVATE,
         "http": PRIVATE,
         "httpcli": PRIVATE,
         "iomgr_internal_errqueue": PRIVATE,