diff --git a/Cargo.lock b/Cargo.lock
index 7e75de62..7041d788 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -53,7 +53,7 @@ checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801"
 
 [[package]]
 name = "chacha20"
-version = "0.10.0-rc.5"
+version = "0.10.0-rc.6"
 dependencies = [
  "cfg-if",
  "cipher",
diff --git a/chacha20/Cargo.toml b/chacha20/Cargo.toml
index 8cd5d65e..ed2c4e97 100644
--- a/chacha20/Cargo.toml
+++ b/chacha20/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "chacha20"
-version = "0.10.0-rc.5"
+version = "0.10.0-rc.6"
 authors = ["RustCrypto Developers"]
 edition = "2024"
 rust-version = "1.85"