diff --git a/MODULE.bazel b/MODULE.bazel
index 5767a91..4ba0610 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -99,7 +99,7 @@
 # Protobuf Toolchains
 register_toolchains("@rules_rust_protobuf//:default_proto_toolchain")
 
-register_toolchains("//build/rust:prost_efi_toolchain")
+register_toolchains("//build/toolchain/rust-efi:prost_efi_toolchain")
 
 include("//build/bazel:rust.MODULE.bazel")
 
diff --git a/build/rust/BUILD.bazel b/build/toolchain/rust-efi/BUILD.bazel
similarity index 100%
rename from build/rust/BUILD.bazel
rename to build/toolchain/rust-efi/BUILD.bazel