diff --git a/build/env_interface.bzl b/shim/xplat/executorch/build/env_interface.bzl
similarity index 100%
rename from build/env_interface.bzl
rename to shim/xplat/executorch/build/env_interface.bzl
diff --git a/build/runtime_wrapper.bzl b/shim/xplat/executorch/build/runtime_wrapper.bzl
similarity index 100%
rename from build/runtime_wrapper.bzl
rename to shim/xplat/executorch/build/runtime_wrapper.bzl
diff --git a/build/selects.bzl b/shim/xplat/executorch/build/selects.bzl
similarity index 100%
rename from build/selects.bzl
rename to shim/xplat/executorch/build/selects.bzl
diff --git a/build/type_defs.bzl b/shim/xplat/executorch/build/type_defs.bzl
similarity index 100%
rename from build/type_defs.bzl
rename to shim/xplat/executorch/build/type_defs.bzl