diff --git a/Cargo.lock b/Cargo.lock
index 2480d7c..31bd2de 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -372,18 +372,18 @@ checksum = "e712f64ec3850b98572bffac52e2c6f282b29fe6c5fa6d42334b30be438d95c1"
 
 [[package]]
 name = "hkdf"
-version = "0.13.0-rc.5"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cbb55385998ae66b8d2d5143c05c94b9025ab863966f0c94ce7a5fde30105092"
+checksum = "4aaa26c720c68b866f2c96ef5c1264b3e6f473fe5d4ce61cd44bbe913e553018"
 dependencies = [
  "hmac",
 ]
 
 [[package]]
 name = "hmac"
-version = "0.13.0-rc.6"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60017b071c523c9e5a55dd1253582bff6150c5e96a7e8511e419de1ab5ee97f9"
+checksum = "6303bc9732ae41b04cb554b844a762b4115a61bfaa81e3e83050991eeb56863f"
 dependencies = [
  "digest",
 ]
diff --git a/spake2/Cargo.toml b/spake2/Cargo.toml
index d57fe19..4e89620 100644
--- a/spake2/Cargo.toml
+++ b/spake2/Cargo.toml
@@ -18,7 +18,7 @@ rust-version = "1.85"
 curve25519-dalek = { version = "5.0.0-pre.6", default-features = false, features = ["rand_core"] }
 rand_core = { version = "0.10", default-features = false }
 sha2 = { version = "0.11", default-features = false }
-hkdf = { version = "0.13.0-rc.5", default-features = false }
+hkdf = { version = "0.13", default-features = false }
 
 # optional dependencies
 getrandom = { version = "0.4", optional = true, features = ["sys_rng"] }