diff --git a/Cargo.lock b/Cargo.lock
index ceed3a1..05c6365 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -21,7 +21,7 @@ dependencies = [
  "gxhash",
  "hex",
  "hickory-resolver",
- "hmac",
+ "hmac 0.13.0",
  "juniper",
  "juniper_rocket",
  "k256",
@@ -651,6 +651,12 @@ dependencies = [
  "cc",
 ]
 
+[[package]]
+name = "cmov"
+version = "0.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f88a43d011fc4a6876cb7344703e297c71dda42494fee094d5f7c76bf13f746"
+
 [[package]]
 name = "combine"
 version = "4.6.7"
@@ -821,6 +827,15 @@ dependencies = [
  "hybrid-array",
 ]
 
+[[package]]
+name = "ctutils"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7d5515a3834141de9eafb9717ad39eea8247b5674e6066c404e8c4b365d2a29e"
+dependencies = [
+ "cmov",
+]
+
 [[package]]
 name = "data-encoding"
 version = "2.11.0"
@@ -953,6 +968,7 @@ dependencies = [
  "block-buffer 0.12.0",
  "const-oid 0.10.2",
  "crypto-common 0.2.1",
+ "ctutils",
 ]
 
 [[package]]
@@ -1530,7 +1546,7 @@ version = "0.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7b5f8eb2ad728638ea2c7d47a21db23b7b58a72ed6a38256b8a1849f15fbbdf7"
 dependencies = [
- "hmac",
+ "hmac 0.12.1",
 ]
 
 [[package]]
@@ -1542,6 +1558,15 @@ dependencies = [
  "digest 0.10.7",
 ]
 
+[[package]]
+name = "hmac"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6303bc9732ae41b04cb554b844a762b4115a61bfaa81e3e83050991eeb56863f"
+dependencies = [
+ "digest 0.11.2",
+]
+
 [[package]]
 name = "home"
 version = "0.5.11"
@@ -3066,7 +3091,7 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f8dd2a808d456c4a54e300a23e9f5a67e122c3024119acbfd73e3bf664491cb2"
 dependencies = [
- "hmac",
+ "hmac 0.12.1",
  "subtle",
 ]
 
@@ -3870,7 +3895,7 @@ dependencies = [
  "generic-array",
  "hex",
  "hkdf",
- "hmac",
+ "hmac 0.12.1",
  "itoa",
  "log",
  "md-5 0.10.6",
@@ -3909,7 +3934,7 @@ dependencies = [
  "futures-util",
  "hex",
  "hkdf",
- "hmac",
+ "hmac 0.12.1",
  "home",
  "ipnetwork",
  "itoa",
diff --git a/Cargo.toml b/Cargo.toml
index ceca6bf..89dd73f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -31,7 +31,7 @@ thiserror = "2.0.11"
 bcrypt = "0.19.0"
 sqlx = { version = "0.8.3", features = [ "runtime-tokio", "tls-native-tls", "postgres", "chrono", "ipnetwork" ] }
 aes = "0.8.4"
-hmac = "0.12.1"
+hmac = "0.13.0"
 md-5 = "0.11.0"
 cbc = "0.1.2"
 mii = { path = "./mii" }