diff --git a/benchmarks/Cargo.toml b/benchmarks/Cargo.toml
index 619843490..5ab6f83b3 100644
--- a/benchmarks/Cargo.toml
+++ b/benchmarks/Cargo.toml
@@ -30,7 +30,7 @@ rand_core = { version = "0.10" }
 rand_core_old = { version = "0.6", package = "rand_core" }
 
 # Benchmarking "RustCrypto"
-chacha20poly1305 = "0.10"
+chacha20poly1305 = "0.11"
 ed25519-dalek = { version = "3.0.0", features = ["rand_core"] }
 p256 = { version = "0.13", features = ["ecdh"] }
 sha2 = "0.11"
diff --git a/crates/protocols/hpke/rust_crypto_provider/Cargo.toml b/crates/protocols/hpke/rust_crypto_provider/Cargo.toml
index da564208b..cc4614dea 100644
--- a/crates/protocols/hpke/rust_crypto_provider/Cargo.toml
+++ b/crates/protocols/hpke/rust_crypto_provider/Cargo.toml
@@ -24,7 +24,7 @@ k256 = { version = "0.13", features = [
 ], default-features = false }
 p384 = { version = "0.13", default-features = false, features = ["arithmetic"] }
 x25519-dalek = { version = "2", features = ["static_secrets"] }
-chacha20poly1305 = { version = "0.10", default-features = false, features = [
+chacha20poly1305 = { version = "0.11", default-features = false, features = [
     "alloc",
 ] }
 aes-gcm = { version = "0.10", default-features = false, features = ["aes"] }