diff --git a/Cargo.lock b/Cargo.lock
index d4fbb48..27bc93a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -164,9 +164,9 @@ dependencies = [
 
 [[package]]
 name = "crypto-bigint"
-version = "0.7.2"
+version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e9b6a7421484856c90cb2e996b91068d608539bb4e6f0a111b16d70678824d09"
+checksum = "42a0d26b245348befa0c121944541476763dcc46ede886c88f9d12e1697d27c3"
 dependencies = [
  "cpubits",
  "ctutils",
@@ -870,12 +870,12 @@ dependencies = [
 
 [[package]]
 name = "sha2"
-version = "0.11.0-rc.5"
+version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7c5f3b1e2dc8aad28310d8410bd4d7e180eca65fca176c52ab00d364475d0024"
+checksum = "446ba717509524cb3f22f17ecc096f10f4822d76ab5c0b9822c5f9c284e825f4"
 dependencies = [
  "cfg-if",
- "cpufeatures 0.2.17",
+ "cpufeatures 0.3.0",
  "digest",
 ]