diff --git a/Cargo.lock b/Cargo.lock
index 9c5a93f..0e8698f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -811,7 +811,7 @@ dependencies = [
  "curve25519-dalek",
  "ed25519",
  "rand_core 0.10.0",
- "sha2 0.11.0",
+ "sha2 0.11.1",
  "signature 3.0.0",
  "subtle",
  "zeroize",
@@ -892,7 +892,7 @@ dependencies = [
  "secrecy",
  "serde",
  "serde_json",
- "sha2 0.11.0",
+ "sha2 0.11.1",
  "tempfile",
  "thiserror",
  "time",
@@ -2129,9 +2129,9 @@ dependencies = [
 
 [[package]]
 name = "sha2"
-version = "0.11.0"
+version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "446ba717509524cb3f22f17ecc096f10f4822d76ab5c0b9822c5f9c284e825f4"
+checksum = "47d7069beb7d6ac7b9acd1039986e73443f24234f41074da099d6f994ac9ad19"
 dependencies = [
  "cfg-if",
  "cpufeatures 0.3.0",