diff --git a/Cargo.lock b/Cargo.lock
index 3a2933a..af040de 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -164,9 +164,9 @@ dependencies = [
 
 [[package]]
 name = "crypto-bigint"
-version = "0.7.0-rc.25"
+version = "0.7.0-rc.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cba9eeeb213f7fd29353032f71f7c173e5f6d95d85151cb3a47197b0ea7e8be7"
+checksum = "8e8d50190c5aeb459e0c974f7f00c3fe2e770ef18d1abe32adb87ad8d9108f89"
 dependencies = [
  "cpubits",
  "ctutils",
@@ -247,9 +247,9 @@ dependencies = [
 
 [[package]]
 name = "der"
-version = "0.8.0-rc.10"
+version = "0.8.0-rc.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "02c1d73e9668ea6b6a28172aa55f3ebec38507131ce179051c8033b5c6037653"
+checksum = "8158e411bed72636dc452926b95495c766108b15fbf18568311ef566d8d76b10"
 dependencies = [
  "const-oid",
  "pem-rfc7468",
@@ -381,9 +381,9 @@ dependencies = [
 
 [[package]]
 name = "ghash"
-version = "0.6.0-rc.5"
+version = "0.6.0-rc.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f484be0236661c5ba22d445ed75d3624ba5544541c647549f867fb576e55b2a2"
+checksum = "bb9be1ab8718f9d16384cb3626a5a7d7eac4d3fd1b2564e97592f40523dc0228"
 dependencies = [
  "polyval",
 ]
@@ -479,9 +479,9 @@ checksum = "09edd9e8b54e49e587e4f6295a7d29c3ea94d469cb40ab8ca70b288248a81db2"
 
 [[package]]
 name = "libc"
-version = "0.2.180"
+version = "0.2.181"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bcc35a38544a891a5f7c865aca548a982ccb3b8650a5b06d0fd33a10283c56fc"
+checksum = "459427e2af2b9c839b132acb702a1c654d95e10f8c326bfc2ad11310e458b1c5"
 
 [[package]]
 name = "libm"
@@ -580,22 +580,22 @@ dependencies = [
 
 [[package]]
 name = "poly1305"
-version = "0.9.0-rc.5"
+version = "0.9.0-rc.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "518693a4015fbfd281debf35bcac145ba2e180ae325ec855fdb405be0b2971fb"
+checksum = "19feddcbdf17fad33f40041c7f9e768faf19455f32a6d52ba1b8b65ffc7b1cae"
 dependencies = [
- "cpufeatures 0.2.17",
+ "cpufeatures 0.3.0",
  "universal-hash",
 ]
 
 [[package]]
 name = "polyval"
-version = "0.7.0-rc.7"
+version = "0.7.0-rc.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "63641a86fddf4b5274f31c43734458ec7acd3133016dbaa37e4e247e1e9acd46"
+checksum = "0e83fbff7a079b2d37c70aa6bd5eedb9e5d09ceb9b4ecd31e9ea212d00e9b0bc"
 dependencies = [
  "cpubits",
- "cpufeatures 0.2.17",
+ "cpufeatures 0.3.0",
  "universal-hash",
 ]