diff --git a/rust/Cargo.lock b/rust/Cargo.lock
index 15cc7bc..9076fcc 100644
--- a/rust/Cargo.lock
+++ b/rust/Cargo.lock
@@ -68,7 +68,7 @@ dependencies = [
 
 [[package]]
 name = "bacon_rajan_cc"
-version = "0.2.4"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -452,7 +452,7 @@ dependencies = [
 name = "grip-rust"
 version = "0.1.5-beta"
 dependencies = [
- "bacon_rajan_cc 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bacon_rajan_cc 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "cbindgen 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "clone_all 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1779,7 +1779,7 @@ dependencies = [
 "checksum autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "a6d640bee2da49f60a4068a7fae53acde8982514ab7bae8b8cea9e88cbcfd799"
 "checksum backtrace 0.3.13 (registry+https://github.com/rust-lang/crates.io-index)" = "b5b493b66e03090ebc4343eb02f94ff944e0cbc9ac6571491d170ba026741eb5"
 "checksum backtrace-sys 0.1.28 (registry+https://github.com/rust-lang/crates.io-index)" = "797c830ac25ccc92a7f8a7b9862bde440715531514594a6154e3d4a54dd769b6"
-"checksum bacon_rajan_cc 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)" = "e85b9d6e723a8216dc9b06725af44e2d4a33020322220dc709753b013ee31fec"
+"checksum bacon_rajan_cc 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "84e6563952cf9d5bb3c6773b98b32ebce08971908ed12dbf6539c8ceb3213431"
 "checksum base64 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "0b25d992356d2eb0ed82172f5248873db5560c4721f564b13cb5193bda5e668e"
 "checksum bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "228047a76f468627ca71776ecdebd732a3423081fcf5125585bcd7c49886ce12"
 "checksum build_const 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "39092a32794787acd8525ee150305ff051b0aa6cc2abaf193924f5ab05425f39"
diff --git a/rust/Cargo.toml b/rust/Cargo.toml
index 5b9ab7c..15fc2d6 100644
--- a/rust/Cargo.toml
+++ b/rust/Cargo.toml
@@ -34,7 +34,7 @@ either = "1.5.2"
 lazy_static = "1.4.0"
 serde_json = {version = "1.0.40", features = ["preserve_order"] }
 float-cmp = "0.4.0"
-bacon_rajan_cc = "0.2.4"
+bacon_rajan_cc = "0.3.1"
 newtype_derive = "0.1.6"
 custom_derive = "0.1.7"
 indexmap = "1.0.2"