diff --git a/Cargo.toml b/Cargo.toml
index 413522f..a56478e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,11 +19,12 @@ all-features = true
 rustdoc-args = ["--cfg", "docsrs"]
 
 [dependencies]
-chacha20 = { version = "0.8", default-features = false }
-chacha20poly1305 = { version = "0.9", default-features = false }
+cipher = { version = "0.4", default-features = false }
+chacha20 = { version = "0.9", default-features = false }
+chacha20poly1305 = { version = "0.10", default-features = false }
 group = "0.12"
 rand_core = { version = "0.6", default-features = false }
-subtle = { version = "2.2.3", default-features = false }
+subtle = { version = "2.3", default-features = false }
 
 [dev-dependencies]
 ff = { version = "0.12", default-features = false }
diff --git a/src/lib.rs b/src/lib.rs
index b16146b..c21947f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -25,13 +25,11 @@ extern crate alloc;
 use alloc::vec::Vec;
 
 use chacha20::{
-    cipher::{NewCipher, StreamCipher, StreamCipherSeek},
+    cipher::{StreamCipher, StreamCipherSeek},
     ChaCha20,
 };
-use chacha20poly1305::{
-    aead::{AeadInPlace, NewAead},
-    ChaCha20Poly1305,
-};
+use chacha20poly1305::{aead::AeadInPlace, ChaCha20Poly1305, KeyInit};
+use cipher::KeyIvInit;
 
 use rand_core::RngCore;
 use subtle::{Choice, ConstantTimeEq};