diff --git a/shim/xplat/executorch/codegen/codegen.bzl b/codegen/codegen.bzl
similarity index 100%
rename from shim/xplat/executorch/codegen/codegen.bzl
rename to codegen/codegen.bzl
diff --git a/shim/xplat/executorch/kernels/portable/op_registration_util.bzl b/kernels/portable/op_registration_util.bzl
similarity index 100%
rename from shim/xplat/executorch/kernels/portable/op_registration_util.bzl
rename to kernels/portable/op_registration_util.bzl
diff --git a/shim/BUCK b/shim/BUCK
deleted file mode 100644
index e1933847933..00000000000
--- a/shim/BUCK
+++ /dev/null
@@ -1,33 +0,0 @@
-"""Copied from prelude since we need to put this file under shim/
-"""
-
-load("@prelude//toolchains:cxx.bzl", "system_cxx_toolchain")
-load("@prelude//toolchains:genrule.bzl", "system_genrule_toolchain")
-load("@prelude//toolchains:python.bzl", "system_python_bootstrap_toolchain", "system_python_toolchain")
-load("@prelude//toolchains:rust.bzl", "system_rust_toolchain")
-
-system_cxx_toolchain(
-    name = "cxx",
-    visibility = ["PUBLIC"],
-)
-
-system_genrule_toolchain(
-    name = "genrule",
-    visibility = ["PUBLIC"],
-)
-
-system_rust_toolchain(
-    name = "rust",
-    default_edition = "2021",
-    visibility = ["PUBLIC"],
-)
-
-system_python_toolchain(
-    name = "python",
-    visibility = ["PUBLIC"],
-)
-
-system_python_bootstrap_toolchain(
-    name = "python_bootstrap",
-    visibility = ["PUBLIC"],
-)