diff --git a/Cargo.lock b/Cargo.lock
index a8a3260..74b6552 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -54,9 +54,9 @@ checksum = "89af0b093cc13baa4e51e64e65ec2422f7e73aea0e612e5ad3872986671622f1"
 
 [[package]]
 name = "block-buffer"
-version = "0.11.0"
+version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "96eb4cdd6cf1b31d671e9efe75c5d1ec614776856cefbe109ca373554a6d514f"
+checksum = "cdd35008169921d80bc60d3d0ab416eecb028c4cd653352907921d95084790be"
 dependencies = [
  "hybrid-array",
 ]
@@ -69,9 +69,9 @@ checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801"
 
 [[package]]
 name = "cipher"
-version = "0.5.0-rc.8"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9002c8edb9b1e21938663da3489c9c4403bba2393997fb2ecbd401386c0e71dc"
+checksum = "e34d8227fe1ba289043aeb13792056ff80fd6de1a9f49137a5f499de8e8c78ea"
 dependencies = [
  "crypto-common",
  "inout",
@@ -88,11 +88,17 @@ dependencies = [
  "digest",
 ]
 
+[[package]]
+name = "cmov"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "de0758edba32d61d1fd9f4d69491b47604b91ee2f7e6b33de7e54ca4ebe55dc3"
+
 [[package]]
 name = "cpubits"
-version = "0.1.0-rc.3"
+version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "11a8c0210fa48ba3ea04ac1e9c6e72ae66009db3b1f1745635d4ff2e58eaadd0"
+checksum = "5ef0c543070d296ea414df2dd7625d1b24866ce206709d8a4a424f28377f5861"
 
 [[package]]
 name = "cpufeatures"
@@ -105,13 +111,22 @@ dependencies = [
 
 [[package]]
 name = "crypto-common"
-version = "0.2.0-rc.15"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6f8441110cea75afde0b89a8d796e2bc67b23432f5a9566cb15d9d365d91a2b0"
+checksum = "77727bb15fa921304124b128af125e7e3b968275d1b108b379190264f4423710"
 dependencies = [
  "hybrid-array",
 ]
 
+[[package]]
+name = "ctutils"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1005a6d4446f5120ef475ad3d2af2b30c49c2c9c6904258e3bb30219bebed5e4"
+dependencies = [
+ "cmov",
+]
+
 [[package]]
 name = "dbl"
 version = "0.5.0"
@@ -123,13 +138,13 @@ dependencies = [
 
 [[package]]
 name = "digest"
-version = "0.11.0-rc.11"
+version = "0.11.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "02b42f1d9edf5207c137646b568a0168ca0ec25b7f9eaf7f9961da51a3d91cea"
+checksum = "4850db49bf08e663084f7fb5c87d202ef91a3907271aff24a94eb97ff039153c"
 dependencies = [
  "block-buffer",
  "crypto-common",
- "subtle",
+ "ctutils",
 ]
 
 [[package]]
@@ -158,18 +173,18 @@ dependencies = [
 
 [[package]]
 name = "hmac"
-version = "0.13.0-rc.5"
+version = "0.13.0-rc.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ef451d73f36d8a3f93ad32c332ea01146c9650e1ec821a9b0e46c01277d544f8"
+checksum = "60017b071c523c9e5a55dd1253582bff6150c5e96a7e8511e419de1ab5ee97f9"
 dependencies = [
  "digest",
 ]
 
 [[package]]
 name = "hybrid-array"
-version = "0.4.6"
+version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b41fb3dc24fe72c2e3a4685eed55917c2fb228851257f4a8f2d985da9443c3e5"
+checksum = "8655f91cd07f2b9d0c24137bd650fe69617773435ee5ec83022377777ce65ef1"
 dependencies = [
  "typenum",
 ]
@@ -205,9 +220,9 @@ checksum = "fb9652713a34bd7a2f539adcab233163943bed9c685970db62eb3cb264d625a1"
 
 [[package]]
 name = "libc"
-version = "0.2.180"
+version = "0.2.183"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bcc35a38544a891a5f7c865aca548a982ccb3b8650a5b06d0fd33a10283c56fc"
+checksum = "b5b646652bf6661599e1da8901b3b9522896f01e736bad5f723fe7a3a27f899d"
 
 [[package]]
 name = "one-step-kdf"
@@ -240,12 +255,6 @@ dependencies = [
  "digest",
 ]
 
-[[package]]
-name = "subtle"
-version = "2.6.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "13c2bddecc57b384dee18652358fb23172facb8a2c51ccc10d74c157bdea3292"
-
 [[package]]
 name = "typenum"
 version = "1.19.0"