diff --git a/osbase/tpm/eventlog/internal/BUILD.bazel b/osbase/tpm/eventlog/internal/BUILD.bazel
new file mode 100644
index 0000000..1e7199d
--- /dev/null
+++ b/osbase/tpm/eventlog/internal/BUILD.bazel
@@ -0,0 +1,12 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_library")
+
+go_library(
+    name = "internal",
+    srcs = ["events.go"],
+    importpath = "source.monogon.dev/osbase/tpm/eventlog/internal",
+    visibility = ["//osbase/tpm/eventlog:__subpackages__"],
+    deps = [
+        "@com_github_google_certificate_transparency_go//asn1",
+        "@com_github_google_certificate_transparency_go//x509",
+    ],
+)