diff --git a/Cargo.lock b/Cargo.lock
index 915ed5a24..a2340746d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2553,6 +2553,18 @@ version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "22aec7d032735d9acb256eeef72adcac43c3b7572f19b51576a63d664b524ca2"
 
+[[package]]
+name = "icu_collections"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "137d96353afc8544d437e8a99eceb10ab291352699573b0de5b08bda38c78c60"
+dependencies = [
+ "displaydoc",
+ "yoke",
+ "zerofrom",
+ "zerovec",
+]
+
 [[package]]
 name = "icu_datetime"
 version = "1.4.0"
@@ -2656,6 +2668,30 @@ version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "545c6c3e8bf9580e2dafee8de6f9ec14826aaf359787789c7724f1f85f47d3dc"
 
+[[package]]
+name = "icu_normalizer"
+version = "1.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "accb85c5b2e76f8dade22978b3795ae1e550198c6cfc7e915144e17cd6e2ab56"
+dependencies = [
+ "displaydoc",
+ "icu_collections",
+ "icu_normalizer_data",
+ "icu_properties",
+ "icu_provider",
+ "smallvec",
+ "utf16_iter",
+ "utf8_iter",
+ "write16",
+ "zerovec",
+]
+
+[[package]]
+name = "icu_normalizer_data"
+version = "1.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e3744fecc0df9ce19999cdaf1f9f3a48c253431ce1d67ef499128fe9d0b607ab"
+
 [[package]]
 name = "icu_plurals"
 version = "1.4.0"
@@ -2677,6 +2713,27 @@ version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c3acd5f1f2f988ed2dae9316c3d3560dfe4e03a7516d142b4b89b92252ada41a"
 
+[[package]]
+name = "icu_properties"
+version = "1.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "db9e559598096627aeca8cdfb98138a70eb4078025f8d1d5f2416a361241f756"
+dependencies = [
+ "displaydoc",
+ "icu_collections",
+ "icu_locid_transform",
+ "icu_properties_data",
+ "icu_provider",
+ "tinystr",
+ "zerovec",
+]
+
+[[package]]
+name = "icu_properties_data"
+version = "1.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e70a8b51ee5dd4ff8f20ee9b1dd1bc07afc110886a3747b1fec04cc6e5a15815"
+
 [[package]]
 name = "icu_provider"
 version = "1.4.0"
@@ -2795,6 +2852,18 @@ dependencies = [
  "unicode-normalization",
 ]
 
+[[package]]
+name = "idna"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bd69211b9b519e98303c015e21a007e293db403b6c85b9b124e133d25e242cdd"
+dependencies = [
+ "icu_normalizer",
+ "icu_properties",
+ "smallvec",
+ "utf8_iter",
+]
+
 [[package]]
 name = "indexmap"
 version = "1.9.3"
@@ -3055,9 +3124,9 @@ checksum = "884e2677b40cc8c339eaefcb701c32ef1fd2493d71118dc0ca4b6a736c93bd67"
 
 [[package]]
 name = "lettre"
-version = "0.11.7"
+version = "0.11.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a62049a808f1c4e2356a2a380bd5f2aca3b011b0b482cf3b914ba1731426969"
+checksum = "1658ac89b01055e3ba23d66ecf6f8b97388ebe34ce125e49f8ef71234fb8aaba"
 dependencies = [
  "async-std",
  "async-trait",
@@ -3070,13 +3139,14 @@ dependencies = [
  "futures-util",
  "hostname",
  "httpdate",
- "idna 0.5.0",
+ "idna 1.0.2",
  "mime",
  "nom",
  "percent-encoding",
  "quoted_printable",
  "rustls",
  "rustls-pemfile",
+ "rustls-pki-types",
  "socket2 0.5.7",
  "tokio",
  "tokio-rustls",
@@ -6745,6 +6815,18 @@ version = "2.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "daf8dba3b7eb870caf1ddeed7bc9d2a049f3cfdfae7cb521b087cc33ae4c49da"
 
+[[package]]
+name = "utf16_iter"
+version = "1.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c8232dd3cdaed5356e0f716d285e4b40b932ac434100fe9b7e0e8e935b9e6246"
+
+[[package]]
+name = "utf8_iter"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b6c140620e7ffbb22c2dee59cafe6084a59b5ffc27a8859a5f0d494b5d52b6be"
+
 [[package]]
 name = "utf8parse"
 version = "0.2.2"
@@ -7454,6 +7536,12 @@ dependencies = [
  "regex",
 ]
 
+[[package]]
+name = "write16"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d1890f4022759daae28ed4fe62859b1236caebfc61ede2f63ed4e695f3f6d936"
+
 [[package]]
 name = "writeable"
 version = "0.5.5"
diff --git a/Cargo.toml b/Cargo.toml
index bf1250a48..38152a094 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -158,7 +158,7 @@ features = ["yaml", "json"]
 
 # Email sending
 [workspace.dependencies.lettre]
-version = "0.11.7"
+version = "0.11.8"
 default-features = false
 features = [
     "tokio1-rustls-tls",