diff --git a/Cargo.lock b/Cargo.lock
index b8cf91b..c91f6f8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -149,7 +149,7 @@ checksum = "bcaaec4551594c969335c98c903c1397853d4198408ea609190f420500f6be71"
 
 [[package]]
 name = "hkdf"
-version = "0.13.0-pre.5"
+version = "0.13.0-rc.0"
 dependencies = [
  "blobby",
  "hex-literal",
diff --git a/hkdf/Cargo.toml b/hkdf/Cargo.toml
index 70092f3..e3cddc8 100644
--- a/hkdf/Cargo.toml
+++ b/hkdf/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "hkdf"
-version = "0.13.0-pre.5"
+version = "0.13.0-rc.0"
 authors = ["RustCrypto Developers"]
 license = "MIT OR Apache-2.0"
 homepage = "https://github.com/RustCrypto/KDFs/"