diff --git a/Cargo.lock b/Cargo.lock
index d62bfaa..782c9da 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -23,7 +23,7 @@ version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fcb51a0695d8f838b1ee009b3fbf66bda078cd64590202a864a8f3e8c4315c47"
 dependencies = [
- "getrandom 0.2.8",
+ "getrandom 0.2.12",
  "once_cell",
  "version_check",
 ]
@@ -81,7 +81,7 @@ dependencies = [
  "serde_derive",
  "stderrlog",
  "tokio 0.2.25",
- "webpki-roots",
+ "webpki-roots 0.19.0",
 ]
 
 [[package]]
@@ -112,12 +112,6 @@ version = "1.0.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "224afbd727c3d6e4b90103ece64b8d1b67fbb1973b1046c2281eed3f3803f800"
 
-[[package]]
-name = "arrayvec"
-version = "0.5.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "23b62fc65de8e4e7f52534fb52b0f3ed04746ae267519eef2a83941e8085068b"
-
 [[package]]
 name = "async-trait"
 version = "0.1.64"
@@ -242,6 +236,12 @@ version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
 
+[[package]]
+name = "base64"
+version = "0.21.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9d297deb1925b89f2ccc13d7635fa0714f12c87adce1c75356b39ca9b7178567"
+
 [[package]]
 name = "bitflags"
 version = "1.3.2"
@@ -315,12 +315,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "bufstream"
-version = "0.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "40e38929add23cdf8a366df9b0e088953150724bcbe5fc330b0d8eb3b328eec8"
-
 [[package]]
 name = "bumpalo"
 version = "3.12.0"
@@ -405,9 +399,12 @@ dependencies = [
 
 [[package]]
 name = "cc"
-version = "1.0.79"
+version = "1.0.83"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "50d30906286121d95be3d479533b458f87493b30a4b5f79a607db8f5d11aa91f"
+checksum = "f1174fb0b6ec23863f8b971027804a42614e347eafb0a95bf0b12cdae21fc4d0"
+dependencies = [
+ "libc",
+]
 
 [[package]]
 name = "cesu8"
@@ -754,7 +751,7 @@ version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4d3686f5fa27dbc1d76c751300376e167c5a43387f44bb451fd1c24776e49113"
 dependencies = [
- "sct",
+ "sct 0.6.1",
 ]
 
 [[package]]
@@ -990,6 +987,22 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "email-encoding"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dbfb21b9878cf7a348dcb8559109aabc0ec40d69924bd706fa5149846c4fef75"
+dependencies = [
+ "base64 0.21.7",
+ "memchr",
+]
+
+[[package]]
+name = "email_address"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e2153bd83ebc09db15bcbdc3e2194d901804952e3dc96967e1cd3b0c5c32d112"
+
 [[package]]
 name = "embed_plist"
 version = "1.2.2"
@@ -1426,9 +1439,9 @@ dependencies = [
 
 [[package]]
 name = "getrandom"
-version = "0.2.8"
+version = "0.2.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c05aeb6a22b8f62540c194aac980f2115af067bfe15a0734d7277a768d396b31"
+checksum = "190092ea657667030ac6a35e305e62fc4dd69fd98ac98631e5d3a2b1575a12b5"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
@@ -1831,7 +1844,7 @@ dependencies = [
  "httpdate 0.3.2",
  "itoa 0.4.8",
  "pin-project 1.0.12",
- "socket2",
+ "socket2 0.3.19",
  "tokio 0.2.25",
  "tower-service",
  "tracing",
@@ -1856,22 +1869,6 @@ dependencies = [
  "webpki",
 ]
 
-[[package]]
-name = "hyperx"
-version = "1.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5617e92fc2f2501c3e2bc6ce547cad841adba2bae5b921c7e52510beca6d084c"
-dependencies = [
- "base64 0.13.1",
- "bytes 1.1.0",
- "http 0.2.8",
- "httpdate 1.0.2",
- "language-tags",
- "mime",
- "percent-encoding",
- "unicase",
-]
-
 [[package]]
 name = "iana-time-zone"
 version = "0.1.53"
@@ -1923,6 +1920,16 @@ dependencies = [
  "unicode-normalization",
 ]
 
+[[package]]
+name = "idna"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e14ddfc70884202db2244c223200c204c2bda1bc6e0998d11b5e024d657209e6"
+dependencies = [
+ "unicode-bidi",
+ "unicode-normalization",
+]
+
 [[package]]
 name = "ignore"
 version = "0.4.20"
@@ -2169,12 +2176,6 @@ dependencies = [
  "synstructure 0.10.2",
 ]
 
-[[package]]
-name = "language-tags"
-version = "0.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d4345964bb142484797b161f473a503a434de77149dd8c7427788c6e13379388"
-
 [[package]]
 name = "lazy_static"
 version = "0.2.11"
@@ -2189,45 +2190,32 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "lettre"
-version = "0.10.0-alpha.1"
+version = "0.10.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "deaf9b74d40fcb52d0f762eb08e45d5152b4db59d29bb73edd4cac7fe796862c"
+checksum = "76bd09637ae3ec7bd605b8e135e757980b3968430ff2b1a4a94fb7769e50166d"
 dependencies = [
- "base64 0.12.3",
- "bufstream",
- "hyperx",
- "idna",
- "line-wrap",
+ "base64 0.21.7",
+ "email-encoding",
+ "email_address",
+ "fastrand",
+ "httpdate 1.0.2",
+ "idna 0.3.0",
  "mime",
  "nom",
  "once_cell",
  "quoted_printable",
- "regex",
- "rustls 0.17.0",
- "textnonce",
- "uuid 0.8.2",
- "webpki",
- "webpki-roots",
-]
-
-[[package]]
-name = "lexical-core"
-version = "0.7.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6607c62aa161d23d17a9072cc5da0be67cdfc89d3afb1e8d9c842bebc2525ffe"
-dependencies = [
- "arrayvec",
- "bitflags",
- "cfg-if 1.0.0",
- "ryu",
- "static_assertions",
+ "rustls 0.21.10",
+ "rustls-pemfile",
+ "socket2 0.4.10",
+ "tokio 1.25.0",
+ "webpki-roots 0.23.1",
 ]
 
 [[package]]
 name = "libc"
-version = "0.2.139"
+version = "0.2.152"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "201de327520df007757c1f0adce6e827fe8562fbc28bfd9c15571c66ca1f5f79"
+checksum = "13e3bf6590cbc649f4d1a3eefc9d5d6eb746f5200ffb04e5e142700b8faa56e7"
 
 [[package]]
 name = "line-wrap"
@@ -2417,6 +2405,12 @@ dependencies = [
  "unicase",
 ]
 
+[[package]]
+name = "minimal-lexical"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
+
 [[package]]
 name = "miniz_oxide"
 version = "0.6.2"
@@ -2445,6 +2439,18 @@ dependencies = [
  "winapi 0.2.8",
 ]
 
+[[package]]
+name = "mio"
+version = "0.8.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f3d0b296e374a4e6f3c7b0a1f5a51d748a0d34c85e7dc48fc3fa9a87657fe09"
+dependencies = [
+ "libc",
+ "log",
+ "wasi 0.11.0+wasi-snapshot-preview1",
+ "windows-sys 0.48.0",
+]
+
 [[package]]
 name = "mio-named-pipes"
 version = "0.1.7"
@@ -2452,7 +2458,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0840c1c50fd55e521b247f949c241c9997709f23bd7f023b9762cd561e935656"
 dependencies = [
  "log",
- "mio",
+ "mio 0.6.23",
  "miow 0.3.7",
  "winapi 0.3.9",
 ]
@@ -2465,7 +2471,7 @@ checksum = "afcb699eb26d4332647cc848492bbc15eafb26f08d0304550d5aa1f612e066f0"
 dependencies = [
  "iovec",
  "libc",
- "mio",
+ "mio 0.6.23",
 ]
 
 [[package]]
@@ -2542,13 +2548,12 @@ checksum = "72ef4a56884ca558e5ddb05a1d1e7e1bfd9a68d9ed024c21704cc98872dae1bb"
 
 [[package]]
 name = "nom"
-version = "5.1.2"
+version = "7.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ffb4262d26ed83a1c0a33a38fe2bb15797329c85770da05e6b828ddb782627af"
+checksum = "d273983c5a657a70a3e8f2a01329822f3b8c8172b73826411a55751e404a0a4a"
 dependencies = [
- "lexical-core",
  "memchr",
- "version_check",
+ "minimal-lexical",
 ]
 
 [[package]]
@@ -3214,7 +3219,7 @@ version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
 dependencies = [
- "getrandom 0.2.8",
+ "getrandom 0.2.12",
 ]
 
 [[package]]
@@ -3274,7 +3279,7 @@ version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b033d837a7cf162d7993aded9304e30a83213c648b6e389db233191f891e5c2b"
 dependencies = [
- "getrandom 0.2.8",
+ "getrandom 0.2.12",
  "redox_syscall 0.2.16",
  "thiserror",
 ]
@@ -3347,12 +3352,26 @@ dependencies = [
  "cc",
  "libc",
  "once_cell",
- "spin",
- "untrusted",
+ "spin 0.5.2",
+ "untrusted 0.7.1",
  "web-sys",
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "ring"
+version = "0.17.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "688c63d65483050968b2a8937f7995f443e27041a0f7700aa59b0822aedebb74"
+dependencies = [
+ "cc",
+ "getrandom 0.2.12",
+ "libc",
+ "spin 0.9.8",
+ "untrusted 0.9.0",
+ "windows-sys 0.48.0",
+]
+
 [[package]]
 name = "rusoto_core"
 version = "0.43.0"
@@ -3481,8 +3500,8 @@ checksum = "b25a18b1bf7387f0145e7f8324e700805aade3842dd3db2e74e4cdeb4677c09e"
 dependencies = [
  "base64 0.10.1",
  "log",
- "ring",
- "sct",
+ "ring 0.16.20",
+ "sct 0.6.1",
  "webpki",
 ]
 
@@ -3494,11 +3513,23 @@ checksum = "c0d4a31f5d68413404705d6982529b0e11a9aacd4839d1d6222ee3b8cb4015e1"
 dependencies = [
  "base64 0.11.0",
  "log",
- "ring",
- "sct",
+ "ring 0.16.20",
+ "sct 0.6.1",
  "webpki",
 ]
 
+[[package]]
+name = "rustls"
+version = "0.21.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f9d5a6813c0759e4609cd494e8e725babae6a2ca7b62a5536a13daaec6fcb7ba"
+dependencies = [
+ "log",
+ "ring 0.17.7",
+ "rustls-webpki 0.101.7",
+ "sct 0.7.1",
+]
+
 [[package]]
 name = "rustls-native-certs"
 version = "0.3.0"
@@ -3511,6 +3542,35 @@ dependencies = [
  "security-framework",
 ]
 
+[[package]]
+name = "rustls-pemfile"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1c74cae0a4cf6ccbbf5f359f08efdf8ee7e1dc532573bf0db71968cb56b1448c"
+dependencies = [
+ "base64 0.21.7",
+]
+
+[[package]]
+name = "rustls-webpki"
+version = "0.100.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5f6a5fc258f1c1276dfe3016516945546e2d5383911efc0fc4f1cdc5df3a4ae3"
+dependencies = [
+ "ring 0.16.20",
+ "untrusted 0.7.1",
+]
+
+[[package]]
+name = "rustls-webpki"
+version = "0.101.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b6275d1ee7a1cd780b64aca7726599a1dbc893b1e64144529e55c3c2f745765"
+dependencies = [
+ "ring 0.17.7",
+ "untrusted 0.9.0",
+]
+
 [[package]]
 name = "rustversion"
 version = "1.0.11"
@@ -3571,8 +3631,18 @@ version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b362b83898e0e69f38515b82ee15aa80636befe47c3b6d3d89a911e78fc228ce"
 dependencies = [
- "ring",
- "untrusted",
+ "ring 0.16.20",
+ "untrusted 0.7.1",
+]
+
+[[package]]
+name = "sct"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "da046153aa2352493d6cb7da4b6e5c0c057d8a1d0a9aa8560baffdd945acd414"
+dependencies = [
+ "ring 0.17.7",
+ "untrusted 0.9.0",
 ]
 
 [[package]]
@@ -3865,6 +3935,16 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "socket2"
+version = "0.4.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9f7916fc008ca5542385b89a3d3ce689953c143e9304a9bf8beec1de48994c0d"
+dependencies = [
+ "libc",
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "soup2"
 version = "0.2.1"
@@ -3899,6 +3979,12 @@ version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
 
+[[package]]
+name = "spin"
+version = "0.9.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
+
 [[package]]
 name = "stable_deref_trait"
 version = "1.2.0"
@@ -3923,12 +4009,6 @@ dependencies = [
  "loom",
 ]
 
-[[package]]
-name = "static_assertions"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
-
 [[package]]
 name = "stderrlog"
 version = "0.4.3"
@@ -4394,19 +4474,6 @@ dependencies = [
  "redox_termios",
 ]
 
-[[package]]
-name = "textnonce"
-version = "0.7.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "acc659075a12c12c07bbb384862c352506707f6597f5b495f65427d08519b617"
-dependencies = [
- "base64 0.12.3",
- "byteorder",
- "chrono",
- "rand 0.7.3",
- "serde",
-]
-
 [[package]]
 name = "textwrap"
 version = "0.14.2"
@@ -4562,7 +4629,7 @@ checksum = "5a09c0b5bb588872ab2f09afa13ee6e9dac11e10a0ec9e8e3ba39a5a5d530af6"
 dependencies = [
  "bytes 0.4.12",
  "futures 0.1.31",
- "mio",
+ "mio 0.6.23",
  "num_cpus",
  "tokio-codec",
  "tokio-current-thread",
@@ -4591,7 +4658,7 @@ dependencies = [
  "lazy_static 1.4.0",
  "libc",
  "memchr",
- "mio",
+ "mio 0.6.23",
  "mio-named-pipes",
  "mio-uds",
  "pin-project-lite 0.1.12",
@@ -4609,9 +4676,12 @@ checksum = "c8e00990ebabbe4c14c08aca901caed183ecd5c09562a12c824bb53d3c3fd3af"
 dependencies = [
  "autocfg",
  "bytes 1.1.0",
+ "libc",
  "memchr",
+ "mio 0.8.10",
  "num_cpus",
  "pin-project-lite 0.2.9",
+ "socket2 0.4.10",
  "windows-sys 0.42.0",
 ]
 
@@ -4700,7 +4770,7 @@ dependencies = [
  "futures 0.1.31",
  "lazy_static 1.4.0",
  "log",
- "mio",
+ "mio 0.6.23",
  "num_cpus",
  "parking_lot 0.9.0",
  "slab",
@@ -4740,7 +4810,7 @@ dependencies = [
  "bytes 0.4.12",
  "futures 0.1.31",
  "iovec",
- "mio",
+ "mio 0.6.23",
  "tokio-io",
  "tokio-reactor",
 ]
@@ -4783,7 +4853,7 @@ dependencies = [
  "bytes 0.4.12",
  "futures 0.1.31",
  "log",
- "mio",
+ "mio 0.6.23",
  "tokio-codec",
  "tokio-io",
  "tokio-reactor",
@@ -4800,7 +4870,7 @@ dependencies = [
  "iovec",
  "libc",
  "log",
- "mio",
+ "mio 0.6.23",
  "mio-uds",
  "tokio-codec",
  "tokio-io",
@@ -5032,6 +5102,12 @@ version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a156c684c91ea7d62626509bce3cb4e1d9ed5c4d978f7b4352658f96a4c26b4a"
 
+[[package]]
+name = "untrusted"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ecb6da28b8a351d773b68d5825ac39017e680750f980f3a1a85cd8dd28a47c1"
+
 [[package]]
 name = "url"
 version = "2.3.0"
@@ -5039,7 +5115,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "22fe195a4f217c25b25cb5058ced57059824a678474874038dc88d211bf508d3"
 dependencies = [
  "form_urlencoded",
- "idna",
+ "idna 0.2.3",
  "percent-encoding",
  "serde",
 ]
@@ -5055,9 +5131,6 @@ name = "uuid"
 version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bc5cf98d8186244414c848017f0e2676b3fcb46807f6668a97dfe67359a3c4b7"
-dependencies = [
- "getrandom 0.2.8",
-]
 
 [[package]]
 name = "uuid"
@@ -5065,7 +5138,7 @@ version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1674845326ee10d37ca60470760d4288a6f80f304007d92e5c53bab78c9cfd79"
 dependencies = [
- "getrandom 0.2.8",
+ "getrandom 0.2.12",
 ]
 
 [[package]]
@@ -5277,8 +5350,8 @@ version = "0.21.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b8e38c0608262c46d4a56202ebabdeb094cef7e560ca7a226c6bf055188aa4ea"
 dependencies = [
- "ring",
- "untrusted",
+ "ring 0.16.20",
+ "untrusted 0.7.1",
 ]
 
 [[package]]
@@ -5290,6 +5363,15 @@ dependencies = [
  "webpki",
 ]
 
+[[package]]
+name = "webpki-roots"
+version = "0.23.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b03058f88386e5ff5310d9111d53f48b17d732b401aeb83a8d5190f2ac459338"
+dependencies = [
+ "rustls-webpki 0.100.3",
+]
+
 [[package]]
 name = "webview2-com"
 version = "0.19.1"
@@ -5440,12 +5522,12 @@ version = "0.42.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5a3e1820f08b8513f676f7ab6c1f99ff312fb97b553d30ff4dd86f9f15728aa7"
 dependencies = [
- "windows_aarch64_gnullvm",
+ "windows_aarch64_gnullvm 0.42.1",
  "windows_aarch64_msvc 0.42.1",
  "windows_i686_gnu 0.42.1",
  "windows_i686_msvc 0.42.1",
  "windows_x86_64_gnu 0.42.1",
- "windows_x86_64_gnullvm",
+ "windows_x86_64_gnullvm 0.42.1",
  "windows_x86_64_msvc 0.42.1",
 ]
 
@@ -5455,7 +5537,16 @@ version = "0.45.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "75283be5efb2831d37ea142365f009c02ec203cd29a3ebecbc093d52315b66d0"
 dependencies = [
- "windows-targets",
+ "windows-targets 0.42.1",
+]
+
+[[package]]
+name = "windows-sys"
+version = "0.48.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
+dependencies = [
+ "windows-targets 0.48.5",
 ]
 
 [[package]]
@@ -5464,15 +5555,30 @@ version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8e2522491fbfcd58cc84d47aeb2958948c4b8982e9a2d8a2a35bbaed431390e7"
 dependencies = [
- "windows_aarch64_gnullvm",
+ "windows_aarch64_gnullvm 0.42.1",
  "windows_aarch64_msvc 0.42.1",
  "windows_i686_gnu 0.42.1",
  "windows_i686_msvc 0.42.1",
  "windows_x86_64_gnu 0.42.1",
- "windows_x86_64_gnullvm",
+ "windows_x86_64_gnullvm 0.42.1",
  "windows_x86_64_msvc 0.42.1",
 ]
 
+[[package]]
+name = "windows-targets"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9a2fa6e2155d7247be68c096456083145c183cbbbc2764150dda45a87197940c"
+dependencies = [
+ "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 0.48.5",
+ "windows_x86_64_msvc 0.48.5",
+]
+
 [[package]]
 name = "windows-tokens"
 version = "0.39.0"
@@ -5485,6 +5591,12 @@ version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8c9864e83243fdec7fc9c5444389dcbbfd258f745e7853198f365e3c4968a608"
 
+[[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_msvc"
 version = "0.37.0"
@@ -5503,6 +5615,12 @@ version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4c8b1b673ffc16c47a9ff48570a9d85e25d265735c503681332589af6253c6c7"
 
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"
+
 [[package]]
 name = "windows_i686_gnu"
 version = "0.37.0"
@@ -5521,6 +5639,12 @@ version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "de3887528ad530ba7bdbb1faa8275ec7a1155a45ffa57c37993960277145d640"
 
+[[package]]
+name = "windows_i686_gnu"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a75915e7def60c94dcef72200b9a8e58e5091744960da64ec734a6c6e9b3743e"
+
 [[package]]
 name = "windows_i686_msvc"
 version = "0.37.0"
@@ -5539,6 +5663,12 @@ version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bf4d1122317eddd6ff351aa852118a2418ad4214e6613a50e0191f7004372605"
 
+[[package]]
+name = "windows_i686_msvc"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f55c233f70c4b27f66c523580f78f1004e8b5a8b659e05a4eb49d4166cca406"
+
 [[package]]
 name = "windows_x86_64_gnu"
 version = "0.37.0"
@@ -5557,12 +5687,24 @@ version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c1040f221285e17ebccbc2591ffdc2d44ee1f9186324dd3e84e99ac68d699c45"
 
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "53d40abd2583d23e4718fddf1ebec84dbff8381c07cae67ff7768bbf19c6718e"
+
 [[package]]
 name = "windows_x86_64_gnullvm"
 version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "628bfdf232daa22b0d64fdb62b09fcc36bb01f05a3939e20ab73aaf9470d0463"
 
+[[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_msvc"
 version = "0.37.0"
@@ -5581,6 +5723,12 @@ version = "0.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "447660ad36a13288b1db4d4248e857b510e8c3a225c822ba4fb748c0aafecffd"
 
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
+
 [[package]]
 name = "winres"
 version = "0.1.12"
diff --git a/lambda-smtp-relay/Cargo.toml b/lambda-smtp-relay/Cargo.toml
index 9f5b6f7..0448ded 100644
--- a/lambda-smtp-relay/Cargo.toml
+++ b/lambda-smtp-relay/Cargo.toml
@@ -18,7 +18,7 @@ path = "./handler.rs"
 aws_lambda_events = "^0.2"
 futures = "^0.3"
 lambda_runtime = "^0.2"
-lettre = {version = "=0.10.0-alpha.1", default_features = false, features=["builder", "rustls-tls", "smtp-transport"]}
+lettre = {version = "=0.10.4", default_features = false, features=["builder", "rustls-tls", "smtp-transport"]}
 log = "^0.4"
 rusoto_core = {version = "^0.43.0-beta.1", default_features = false, features=["rustls"]}
 rusoto_s3 = {version = "^0.43.0-beta.1", default_features = false, features=["rustls"]}
diff --git a/notmuch-more/Cargo.toml b/notmuch-more/Cargo.toml
index 73c7b87..8bd9af0 100644
--- a/notmuch-more/Cargo.toml
+++ b/notmuch-more/Cargo.toml
@@ -15,7 +15,7 @@ chrono = "^0.4.19"
 delegate = "^0.6.1"
 email = "^0.0.21"
 itertools = "^0.10.1"
-lettre = {version = "=0.10.0-alpha.1", default_features = false, features= ["builder", "rustls-tls", "smtp-transport"] }
+lettre = {version = "=0.10.4", default_features = false, features= ["builder", "rustls-tls", "smtp-transport"] }
 mailparse = "^0.13.5"
 mime_guess = "^2.0.4"
 notmuch = "^0.6.0"