diff --git a/core/api/api/BUILD.bazel b/core/api/api/BUILD.bazel
index 61e4fe7..70764cc 100644
--- a/core/api/api/BUILD.bazel
+++ b/core/api/api/BUILD.bazel
@@ -1,3 +1,4 @@
+load("@rules_proto//proto:defs.bzl", "proto_library")
 load("@io_bazel_rules_go//go:def.bzl", "go_library")
 load("@io_bazel_rules_go//proto:def.bzl", "go_proto_library")
 
diff --git a/core/api/common/BUILD.bazel b/core/api/common/BUILD.bazel
index 30b3a27..6786431 100644
--- a/core/api/common/BUILD.bazel
+++ b/core/api/common/BUILD.bazel
@@ -1,3 +1,4 @@
+load("@rules_proto//proto:defs.bzl", "proto_library")
 load("@io_bazel_rules_go//go:def.bzl", "go_library")
 load("@io_bazel_rules_go//proto:def.bzl", "go_proto_library")