diff --git a/Cargo.lock b/Cargo.lock
index 4fa404c5..799a109f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -415,12 +415,11 @@ dependencies = [
 
 [[package]]
 name = "poly1305"
-version = "0.9.0-rc.0"
+version = "0.9.0-rc.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72844372b6c796d771899186be2c255818fdc21c68d6e2be2c7ffa509ade9df4"
+checksum = "acc2072a7f2eb76d8cb988195d48046451ea2c3dc98a5bbe1b112b70e1cffa60"
 dependencies = [
  "cpufeatures",
- "opaque-debug",
  "universal-hash",
 ]
 
diff --git a/chacha20poly1305/Cargo.toml b/chacha20poly1305/Cargo.toml
index 3c73bfc7..189293e5 100644
--- a/chacha20poly1305/Cargo.toml
+++ b/chacha20poly1305/Cargo.toml
@@ -23,7 +23,7 @@ rust-version = "1.85"
 aead = { version = "0.6.0-rc.1", default-features = false }
 chacha20 = { version = "0.10.0-rc.0", default-features = false, features = ["xchacha"] }
 cipher = "0.5.0-rc.0"
-poly1305 = "0.9.0-rc.0"
+poly1305 = "0.9.0-rc.1"
 zeroize = { version = "1.8", optional = true, default-features = false }
 
 [dev-dependencies]