diff --git a/bzl/deps.bzl b/bzl/deps.bzl
index babdca1b44..6762f7736b 100644
--- a/bzl/deps.bzl
+++ b/bzl/deps.bzl
@@ -217,6 +217,6 @@ exports_files(glob(["**/*"], exclude_directories=0))
 
     http_archive(
         name = "rules_rust",
-        sha256 = "dc8d79fe9a5beb79d93e482eb807266a0e066e97a7b8c48d43ecf91f32a3a8f3",
-        urls = ["https://github.com/bazelbuild/rules_rust/releases/download/0.19.0/rules_rust-v0.19.0.tar.gz"],
+        sha256 = "25209daff2ba21e818801c7b2dab0274c43808982d6aea9f796d899db6319146",
+        urls = ["https://github.com/bazelbuild/rules_rust/releases/download/0.21.1/rules_rust-v0.21.1.tar.gz"],
     )
diff --git a/cargo-bazel-lock.json b/cargo-bazel-lock.json
index 76d09fb173..213cb9fff7 100644
--- a/cargo-bazel-lock.json
+++ b/cargo-bazel-lock.json
@@ -1,5 +1,5 @@
 {
-  "checksum": "8417515bb6f26bc8f38c8f23d9d02d8354e94fbd28e84afca340428cb5ab73a7",
+  "checksum": "43d1690d5dceb2b5dc59887dd16fb6ace387bf761c2ddd017a6f0c82cd99664f",
   "crates": {
     "Inflector 0.11.4": {
       "name": "Inflector",