diff --git a/Cargo.lock b/Cargo.lock
index ccde6eb..1fe53f3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -340,9 +340,9 @@ dependencies = [
 
 [[package]]
 name = "password-hash"
-version = "0.6.0-rc.8"
+version = "0.6.0-rc.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f77af9403a6489b7b51f552693bd48d8e81a710c92d3d77648b203558578762d"
+checksum = "80b7795f59c339f0458e0213b31e01f45de7f061bdfc52857386f457d94c2cb8"
 dependencies = [
  "phc",
  "rand_core",
@@ -350,9 +350,9 @@ dependencies = [
 
 [[package]]
 name = "pbkdf2"
-version = "0.13.0-rc.6"
+version = "0.13.0-rc.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9fb9b101849c3ddab38905781f5aa7ae14ea06e87befaf0e7b003e5d3186250d"
+checksum = "626220f48328b90cad8393e99e9ef80503970e6e86e77f32f7e42227972e7c2c"
 dependencies = [
  "digest",
  "hmac",
@@ -408,9 +408,9 @@ checksum = "69cdb34c158ceb288df11e18b4bd39de994f6657d83847bdffdbd7f346754b0f"
 
 [[package]]
 name = "rand_core"
-version = "0.10.0-rc-3"
+version = "0.10.0-rc-5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f66ee92bc15280519ef199a274fe0cafff4245d31bc39aaa31c011ad56cb1f05"
+checksum = "05a06e03bd1f2ae861ab9e7498b6c64ed3dadb9ce175c0464a2522a5f23c0045"
 
 [[package]]
 name = "rustc_version"
@@ -439,9 +439,9 @@ checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
 
 [[package]]
 name = "scrypt"
-version = "0.12.0-rc.8"
+version = "0.12.0-rc.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "13ac15f5e54b9e1ba72ee618fc8ed94dd9dbe7b09c0eeaed80bced84100d8381"
+checksum = "1f847dca682a96ca7c9a3683e155cc91f3acd57b6ff8fc19dcf4f5190bf732b3"
 dependencies = [
  "cfg-if",
  "password-hash",
diff --git a/aucpace/Cargo.toml b/aucpace/Cargo.toml
index 5f7432d..e691d59 100644
--- a/aucpace/Cargo.toml
+++ b/aucpace/Cargo.toml
@@ -24,14 +24,14 @@ subtle = { version = "2.4", default-features = false }
 getrandom = { version = "0.4.0-rc.0", optional = true, features = ["sys_rng"] }
 serde = { version = "1.0.184", default-features = false, optional = true, features = ["derive"] }
 serde-byte-array = { version = "0.1", optional = true }
-scrypt = { version = "0.12.0-rc.8", default-features = false, optional = true, features = ["phc"] }
+scrypt = { version = "0.12.0-rc.9", default-features = false, optional = true, features = ["phc"] }
 sha2 = { version = "0.11.0-rc.3", default-features = false, optional = true }
 
 [dev-dependencies]
 curve25519-dalek = { version = "5.0.0-pre.4", features = ["digest", "rand_core"] }
 password-hash = { version = "0.6.0-rc.7", features = ["rand_core"] }
 postcard = { version = "1", features = ["use-std"] }
-scrypt = { version = "0.12.0-rc.8", features = ["phc"] }
+scrypt = { version = "0.12.0-rc.9", features = ["phc"] }
 sha2 = "0.11.0-rc.3"
 
 [features]