diff --git a/metropolis/pkg/kexec/BUILD.bazel b/metropolis/pkg/kexec/BUILD.bazel
new file mode 100644
index 0000000..61da706
--- /dev/null
+++ b/metropolis/pkg/kexec/BUILD.bazel
@@ -0,0 +1,20 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
+
+go_library(
+    name = "kexec",
+    srcs = ["kexec.go"],
+    importpath = "source.monogon.dev/metropolis/pkg/kexec",
+    visibility = ["//visibility:public"],
+    deps = select({
+        "@io_bazel_rules_go//go/platform:amd64": [
+            "@org_golang_x_sys//unix",
+        ],
+        "@io_bazel_rules_go//go/platform:arm64": [
+            "@org_golang_x_sys//unix",
+        ],
+        "@io_bazel_rules_go//go/platform:riscv64": [
+            "@org_golang_x_sys//unix",
+        ],
+        "//conditions:default": [],
+    }),
+)