diff --git a/build/toolchain/BUILD.bazel b/build/toolchain/BUILD.bazel
index 84546b7..c4c5ad8 100644
--- a/build/toolchain/BUILD.bazel
+++ b/build/toolchain/BUILD.bazel
@@ -1,3 +1,4 @@
+load("@rules_cc//cc:defs.bzl", "cc_toolchain")
 load(":cc_toolchain_config.bzl", "host_cc_toolchain_config")
 
 # Toolchain definitions.
diff --git a/build/toolchain/llvm-efi/BUILD.bazel b/build/toolchain/llvm-efi/BUILD.bazel
index 9bce651..169a37f 100644
--- a/build/toolchain/llvm-efi/BUILD.bazel
+++ b/build/toolchain/llvm-efi/BUILD.bazel
@@ -1,3 +1,4 @@
+load("@rules_cc//cc:defs.bzl", "cc_toolchain")
 load(":cc_toolchain_config.bzl", "efi_k8_cc_toolchain_config")
 
 package(default_visibility = ["//visibility:public"])
diff --git a/build/toolchain/musl-host-gcc/BUILD.bazel b/build/toolchain/musl-host-gcc/BUILD.bazel
index 2d1524f..39a0eb4 100644
--- a/build/toolchain/musl-host-gcc/BUILD.bazel
+++ b/build/toolchain/musl-host-gcc/BUILD.bazel
@@ -1,3 +1,4 @@
+load("@rules_cc//cc:defs.bzl", "cc_toolchain")
 load("//build/toolchain:cc_toolchain_config.bzl", "host_cc_toolchain_config")
 
 # This file defines //build/toolchain/musl-host-gcc:musl_host_toolchain.