diff --git a/Cargo.lock b/Cargo.lock
index 575d5fe4..4b7d88e6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -152,7 +152,7 @@ dependencies = [
  "futures-lite",
  "rustix 0.37.23",
  "signal-hook",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -218,6 +218,12 @@ version = "0.21.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "414dcefbc63d77c526a76b3afcf6fbb9b5e2791c19c3aa2297733208750c6e53"
 
+[[package]]
+name = "base64"
+version = "0.22.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
+
 [[package]]
 name = "base64-compat"
 version = "1.0.0"
@@ -264,10 +270,10 @@ dependencies = [
 ]
 
 [[package]]
-name = "bufstream"
-version = "0.1.4"
+name = "bufstream-fresh"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "40e38929add23cdf8a366df9b0e088953150724bcbe5fc330b0d8eb3b328eec8"
+checksum = "7c431e5d450eceb6f5096c371f502946ae1cc65407935bc2cae8f1d625a2035f"
 
 [[package]]
 name = "bumpalo"
@@ -624,7 +630,7 @@ checksum = "6b30f669a7961ef1631673d2766cc92f52d64f7ef354d4fe0ddfd30ed52f0f4f"
 dependencies = [
  "errno-dragonfly",
  "libc",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -679,7 +685,7 @@ dependencies = [
  "cfg-if",
  "libc",
  "redox_syscall 0.3.5",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -1023,7 +1029,7 @@ checksum = "eae7b9aee968036d54dce06cebaefd919e4472e753296daccd6d344e3e2df0c2"
 dependencies = [
  "hermit-abi 0.3.2",
  "libc",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -1206,9 +1212,9 @@ dependencies = [
 
 [[package]]
 name = "mailin"
-version = "0.6.3"
+version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d685cc697caba9c320fd0be79835c49af79009fccf05e13200d988b07a24b429"
+checksum = "ff08fefa0913a8fb1cbd31bd83a4841db8b6eb78320d517b31fcf60e2541d57a"
 dependencies = [
  "base64-compat",
  "either",
@@ -1219,12 +1225,12 @@ dependencies = [
 
 [[package]]
 name = "mailin-embedded"
-version = "0.7.1"
+version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2f29d14249fb45f7795bc8564175ca7b963254217f24e8cde84ba40d38b58cc"
+checksum = "143ac497c8c38d22407344e2252767ffd8253593a3d2464acc8619c8ef15835c"
 dependencies = [
- "bufstream",
- "lazy_static",
+ "bufstream-fresh",
+ "cfg-if",
  "log",
  "mailin",
  "rustls",
@@ -1361,7 +1367,7 @@ dependencies = [
  "libc",
  "log",
  "wasi",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -1420,7 +1426,7 @@ dependencies = [
  "log",
  "mio",
  "walkdir",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -1625,7 +1631,7 @@ dependencies = [
  "libc",
  "log",
  "pin-project-lite",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -1748,17 +1754,17 @@ checksum = "dbb5fb1acd8a1a18b3dd5be62d25485eb770e05afb408a9627d14d451bae12da"
 
 [[package]]
 name = "ring"
-version = "0.16.20"
+version = "0.17.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3053cf52e236a3ed746dfc745aa9cacf1b791d846bdaf412f60a8d7d6e17c8fc"
+checksum = "c17fa4cb658e3583423e915b9f3acc01cceaee1860e33d59ebae66adc3a2dc0d"
 dependencies = [
  "cc",
+ "cfg-if",
+ "getrandom",
  "libc",
- "once_cell",
  "spin",
  "untrusted",
- "web-sys",
- "winapi",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -1792,7 +1798,7 @@ dependencies = [
  "io-lifetimes",
  "libc",
  "linux-raw-sys 0.3.8",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -1805,28 +1811,48 @@ dependencies = [
  "errno",
  "libc",
  "linux-raw-sys 0.4.5",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
 name = "rustls"
-version = "0.20.8"
+version = "0.22.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fff78fc74d175294f4e83b28343315ffcfb114b156f0185e9741cb5570f50e2f"
+checksum = "bf4ef73721ac7bcd79b2b315da7779d8fc09718c6b3d2d1b2d94850eb8c18432"
 dependencies = [
  "log",
  "ring",
- "sct",
- "webpki",
+ "rustls-pki-types",
+ "rustls-webpki",
+ "subtle",
+ "zeroize",
 ]
 
 [[package]]
 name = "rustls-pemfile"
-version = "1.0.3"
+version = "2.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d3987094b1d07b653b7dfdc3f70ce9a1da9c51ac18c1b06b662e4f9a0e9f4b2"
+checksum = "29993a25686778eb88d4189742cd713c9bce943bc54251a33509dc63cbacf73d"
 dependencies = [
- "base64 0.21.3",
+ "base64 0.22.1",
+ "rustls-pki-types",
+]
+
+[[package]]
+name = "rustls-pki-types"
+version = "1.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "976295e77ce332211c0d24d92c0e83e50f5c5f046d11082cea19f3df13a3562d"
+
+[[package]]
+name = "rustls-webpki"
+version = "0.102.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f3bce581c0dd41bce533ce695a1437fa16a7ab5ac3ccfa99fe1a620a7885eabf"
+dependencies = [
+ "ring",
+ "rustls-pki-types",
+ "untrusted",
 ]
 
 [[package]]
@@ -1850,7 +1876,7 @@ version = "0.1.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0c3733bf4cf7ea0880754e19cb5a462007c4a8c1914bff372ccc95b464f1df88"
 dependencies = [
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -1865,16 +1891,6 @@ version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
 
-[[package]]
-name = "sct"
-version = "0.7.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d53dcdb7c9f8158937a7981b48accfd39a43af418591a5d008c7b22b5e1b7ca4"
-dependencies = [
- "ring",
- "untrusted",
-]
-
 [[package]]
 name = "security-framework"
 version = "2.9.2"
@@ -2036,14 +2052,14 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7b5fac59a5cb5dd637972e5fca70daf0523c9067fcdc4842f053dae04a18f8e9"
 dependencies = [
  "libc",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
 name = "spin"
-version = "0.5.2"
+version = "0.9.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
+checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
 
 [[package]]
 name = "stderrlog"
@@ -2082,6 +2098,12 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "subtle"
+version = "2.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "81cdd64d312baedb58e21336b31bc043b77e01cc99033ce76ef539f78e965ebc"
+
 [[package]]
 name = "svg"
 version = "0.13.1"
@@ -2130,7 +2152,7 @@ dependencies = [
  "fastrand 2.0.0",
  "redox_syscall 0.3.5",
  "rustix 0.38.9",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -2355,9 +2377,9 @@ checksum = "c0edd1e5b14653f783770bce4a4dabb4a5108a5370a5f5d8cfe8710c361f6c8b"
 
 [[package]]
 name = "untrusted"
-version = "0.7.1"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a156c684c91ea7d62626509bce3cb4e1d9ed5c4d978f7b4352658f96a4c26b4a"
+checksum = "8ecb6da28b8a351d773b68d5825ac39017e680750f980f3a1a85cd8dd28a47c1"
 
 [[package]]
 name = "url"
@@ -2470,26 +2492,6 @@ version = "0.2.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ca6ad05a4870b2bf5fe995117d3728437bd27d7cd5f06f13c17443ef369775a1"
 
-[[package]]
-name = "web-sys"
-version = "0.3.64"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b85cbef8c220a6abc02aefd892dfc0fc23afb1c6a426316ec33253a3877249b"
-dependencies = [
- "js-sys",
- "wasm-bindgen",
-]
-
-[[package]]
-name = "webpki"
-version = "0.22.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f095d78192e208183081cc07bc5515ef55216397af48b873e5edcd72637fa1bd"
-dependencies = [
- "ring",
- "untrusted",
-]
-
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -2540,7 +2542,7 @@ version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e686886bc078bc1b0b600cac0147aadb815089b6e4da64016cbd754b6342700f"
 dependencies = [
- "windows-targets",
+ "windows-targets 0.48.5",
 ]
 
 [[package]]
@@ -2549,7 +2551,16 @@ version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
 dependencies = [
- "windows-targets",
+ "windows-targets 0.48.5",
+]
+
+[[package]]
+name = "windows-sys"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
+dependencies = [
+ "windows-targets 0.52.5",
 ]
 
 [[package]]
@@ -2558,21 +2569,43 @@ version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9a2fa6e2155d7247be68c096456083145c183cbbbc2764150dda45a87197940c"
 dependencies = [
- "windows_aarch64_gnullvm",
+ "windows_aarch64_gnullvm 0.48.5",
  "windows_aarch64_msvc 0.48.5",
  "windows_i686_gnu 0.48.5",
  "windows_i686_msvc 0.48.5",
  "windows_x86_64_gnu 0.48.5",
- "windows_x86_64_gnullvm",
+ "windows_x86_64_gnullvm 0.48.5",
  "windows_x86_64_msvc 0.48.5",
 ]
 
+[[package]]
+name = "windows-targets"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6f0713a46559409d202e70e28227288446bf7841d3211583a4b53e3f6d96e7eb"
+dependencies = [
+ "windows_aarch64_gnullvm 0.52.5",
+ "windows_aarch64_msvc 0.52.5",
+ "windows_i686_gnu 0.52.5",
+ "windows_i686_gnullvm",
+ "windows_i686_msvc 0.52.5",
+ "windows_x86_64_gnu 0.52.5",
+ "windows_x86_64_gnullvm 0.52.5",
+ "windows_x86_64_msvc 0.52.5",
+]
+
 [[package]]
 name = "windows_aarch64_gnullvm"
 version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2b38e32f0abccf9987a4e3079dfb67dcd799fb61361e53e2882c3cbaf0d905d8"
 
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7088eed71e8b8dda258ecc8bac5fb1153c5cffaf2578fc8ff5d61e23578d3263"
+
 [[package]]
 name = "windows_aarch64_msvc"
 version = "0.39.0"
@@ -2585,6 +2618,12 @@ version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"
 
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9985fd1504e250c615ca5f281c3f7a6da76213ebd5ccc9561496568a2752afb6"
+
 [[package]]
 name = "windows_i686_gnu"
 version = "0.39.0"
@@ -2597,6 +2636,18 @@ version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a75915e7def60c94dcef72200b9a8e58e5091744960da64ec734a6c6e9b3743e"
 
+[[package]]
+name = "windows_i686_gnu"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "88ba073cf16d5372720ec942a8ccbf61626074c6d4dd2e745299726ce8b89670"
+
+[[package]]
+name = "windows_i686_gnullvm"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "87f4261229030a858f36b459e748ae97545d6f1ec60e5e0d6a3d32e0dc232ee9"
+
 [[package]]
 name = "windows_i686_msvc"
 version = "0.39.0"
@@ -2609,6 +2660,12 @@ version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8f55c233f70c4b27f66c523580f78f1004e8b5a8b659e05a4eb49d4166cca406"
 
+[[package]]
+name = "windows_i686_msvc"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "db3c2bf3d13d5b658be73463284eaf12830ac9a26a90c717b7f771dfe97487bf"
+
 [[package]]
 name = "windows_x86_64_gnu"
 version = "0.39.0"
@@ -2621,12 +2678,24 @@ version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "53d40abd2583d23e4718fddf1ebec84dbff8381c07cae67ff7768bbf19c6718e"
 
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4e4246f76bdeff09eb48875a0fd3e2af6aada79d409d33011886d3e1581517d9"
+
 [[package]]
 name = "windows_x86_64_gnullvm"
 version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b7b52767868a23d5bab768e390dc5f5c55825b6d30b86c844ff2dc7414044cc"
 
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "852298e482cd67c356ddd9570386e2862b5673c85bd5f88df9ab6802b334c596"
+
 [[package]]
 name = "windows_x86_64_msvc"
 version = "0.39.0"
@@ -2639,6 +2708,12 @@ version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
 
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.52.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bec47e5bfd1bff0eeaf6d8b485cc1074891a197ab4225d504cb7a1ab88b02bf0"
+
 [[package]]
 name = "winnow"
 version = "0.6.8"
@@ -2673,3 +2748,9 @@ dependencies = [
  "quote",
  "syn 2.0.32",
 ]
+
+[[package]]
+name = "zeroize"
+version = "1.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "525b4ec142c6b68a2d10f01f7bbf6755599ca3f81ea53b8431b7dd348f5fdb2d"
diff --git a/melib/Cargo.toml b/melib/Cargo.toml
index 91a6b9ec..1e408a0e 100644
--- a/melib/Cargo.toml
+++ b/melib/Cargo.toml
@@ -83,5 +83,5 @@ vcard = []
 flate2 = { version = "1.0.16" }
 
 [dev-dependencies]
-mailin-embedded = { version = "0.7", features = ["rtls"] }
+mailin-embedded = { version = "0.8", features = ["rtls"] }
 stderrlog = "^0.5"