diff --git a/build/toolchain/musl-host-gcc/sysroot/BUILD b/build/toolchain/musl-host-gcc/sysroot/BUILD
new file mode 100644
index 0000000..62260ae
--- /dev/null
+++ b/build/toolchain/musl-host-gcc/sysroot/BUILD
@@ -0,0 +1,24 @@
+load(":musl.bzl", "musl_headers")
+load(":linux.bzl", "linux_headers")
+load(":tarball.bzl", "musl_gcc_tarball")
+
+linux_headers(
+    name = "linux_headers",
+    src = "@linux//:all",
+    arch = "x86_64",
+    visibility = ["//visibility:public"],
+)
+
+musl_headers(
+    name = "musl_headers",
+    src = "@musl//:all",
+    arch = "x86_64",
+    visibility = ["//visibility:public"],
+)
+
+musl_gcc_tarball(
+    name = "sysroot",
+    musl = "//third_party/musl",
+    musl_headers = ":musl_headers",
+    linux_headers = ":linux_headers",
+)