diff --git a/Cargo.lock b/Cargo.lock
index d07e0e5..c1dd9af 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -543,6 +543,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4850db49bf08e663084f7fb5c87d202ef91a3907271aff24a94eb97ff039153c"
 dependencies = [
  "block-buffer 0.12.0",
+ "const-oid 0.10.2",
  "crypto-common 0.2.1",
 ]
 
@@ -2474,13 +2475,13 @@ dependencies = [
 
 [[package]]
 name = "sha1"
-version = "0.10.6"
+version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3bf829a2d51ab4a5ddf1352d8470c140cadc8301b2ae1789db023f01cedd6ba"
+checksum = "aacc4cc499359472b4abe1bf11d0b12e688af9a805fa5e3016f9a386dc2d0214"
 dependencies = [
  "cfg-if",
- "cpufeatures 0.2.17",
- "digest 0.10.7",
+ "cpufeatures 0.3.0",
+ "digest 0.11.2",
 ]
 
 [[package]]
diff --git a/pam-prmana/Cargo.toml b/pam-prmana/Cargo.toml
index 8f4ed48..2f78e7d 100644
--- a/pam-prmana/Cargo.toml
+++ b/pam-prmana/Cargo.toml
@@ -50,7 +50,7 @@ gethostname = "0.4"
 getrandom = "0.3"
 parking_lot = "0.12"
 p256 = { version = "0.13", features = ["ecdsa"] }
-sha1 = "0.10"
+sha1 = "0.11"
 sha2 = "0.10"
 hmac = "0.12"
 # Base32 decoding for TOTP seeds (RFC 6238 / YubiKey OTP enrollment)