diff --git a/Cargo.lock b/Cargo.lock
index 7321635..9c5580d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -284,15 +284,6 @@ dependencies = [
  "generic-array",
 ]
 
-[[package]]
-name = "block-buffer"
-version = "0.12.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d2f6c7dbe95a6ed67ad9f18e57daf93a2f034c524b99fd2b76d18fdfeb6660aa"
-dependencies = [
- "hybrid-array",
-]
-
 [[package]]
 name = "block-padding"
 version = "0.3.3"
@@ -551,7 +542,7 @@ dependencies = [
  "cfg-if",
  "cpufeatures 0.2.17",
  "curve25519-dalek-derive",
- "digest 0.10.7",
+ "digest",
  "fiat-crypto",
  "rustc_version",
  "subtle",
@@ -626,22 +617,11 @@ version = "0.10.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
 dependencies = [
- "block-buffer 0.10.4",
+ "block-buffer",
  "crypto-common 0.1.7",
  "subtle",
 ]
 
-[[package]]
-name = "digest"
-version = "0.11.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f1dd6dbb5841937940781866fa1281a1ff7bd3bf827091440879f9994983d5c2"
-dependencies = [
- "block-buffer 0.12.1",
- "crypto-common 0.2.2",
- "ctutils",
-]
-
 [[package]]
 name = "directories"
 version = "6.0.0"
@@ -1107,7 +1087,7 @@ version = "0.12.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7b5f8eb2ad728638ea2c7d47a21db23b7b58a72ed6a38256b8a1849f15fbbdf7"
 dependencies = [
- "hmac 0.12.1",
+ "hmac",
 ]
 
 [[package]]
@@ -1116,16 +1096,7 @@ version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6c49c37c09c17a53d937dfbb742eb3a961d65a994e6bcdcf37e7399d0cc8ab5e"
 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 0.11.3",
+ "digest",
 ]
 
 [[package]]
@@ -1708,8 +1679,8 @@ version = "0.12.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f8ed6a7761f76e3b9f92dfb0a60a6a6477c61024b775147ff0973a02653abaf2"
 dependencies = [
- "digest 0.10.7",
- "hmac 0.12.1",
+ "digest",
+ "hmac",
 ]
 
 [[package]]
@@ -2428,7 +2399,7 @@ checksum = "e3bf829a2d51ab4a5ddf1352d8470c140cadc8301b2ae1789db023f01cedd6ba"
 dependencies = [
  "cfg-if",
  "cpufeatures 0.2.17",
- "digest 0.10.7",
+ "digest",
 ]
 
 [[package]]
@@ -2439,7 +2410,7 @@ checksum = "a7507d819769d01a365ab707794a4084392c824f54a7a6a7862f8c3d0892b283"
 dependencies = [
  "cfg-if",
  "cpufeatures 0.2.17",
- "digest 0.10.7",
+ "digest",
 ]
 
 [[package]]
@@ -2662,7 +2633,7 @@ dependencies = [
  "futures",
  "futures-util",
  "hex",
- "hmac 0.13.0",
+ "hmac",
  "lettre",
  "mail-parser",
  "parking_lot",
@@ -3116,7 +3087,7 @@ dependencies = [
  "futures",
  "hex",
  "hkdf",
- "hmac 0.12.1",
+ "hmac",
  "log",
  "md5",
  "once_cell",
@@ -3203,7 +3174,7 @@ dependencies = [
  "ghash 0.6.0",
  "hex",
  "hkdf",
- "hmac 0.12.1",
+ "hmac",
  "log",
  "prost",
  "rand 0.10.2",
diff --git a/Cargo.toml b/Cargo.toml
index 097cea7..71870c2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -35,7 +35,7 @@ directories = "6"
 futures = "0.3"
 futures-util = { version = "0.3", default-features = false, features = ["sink", "std"] }
 hex = "0.4"
-hmac = "0.13"
+hmac = "0.12"
 parking_lot = "0.12"
 prost = "0.14"
 rand = "0.10"