diff --git a/rust/bazel/aspects.bzl b/rust/bazel/aspects.bzl
index b7f233faca153..95a8dd0b5b9bc 100644
--- a/rust/bazel/aspects.bzl
+++ b/rust/bazel/aspects.bzl
@@ -326,6 +326,7 @@ def _compile_rust(ctx, attr, src, extra_srcs, deps, aliases, runtime):
             owner = ctx.label,
         ),
         output_hash = output_hash,
+        allowed_unstable_rust_features = ["register_tool"],
     )
 
     return DepVariantInfo(