diff --git a/Cargo.lock b/Cargo.lock
index ebd54b6daf..caec653c04 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -352,14 +352,13 @@ dependencies = [
 
 [[package]]
 name = "async-smtp"
-version = "0.9.2"
+version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "00d1f1a16e5abad3ada9f1f23dbc2f354b138121b90533381be62dada6cbf40a"
+checksum = "3ee04bcf0a7ebf5594f9aff84935dc8cb0490b65055913a7a4c4d08f81e181d6"
 dependencies = [
  "anyhow",
  "base64 0.13.1",
  "futures",
- "hostname",
  "log",
  "nom",
  "pin-project",
diff --git a/Cargo.toml b/Cargo.toml
index 30407bb52e..1e59f0ffd4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -43,7 +43,7 @@ async-broadcast = "0.7.1"
 async-channel = { workspace = true }
 async-imap = { version = "0.10.2", default-features = false, features = ["runtime-tokio", "compress"] }
 async-native-tls = { version = "0.5", default-features = false, features = ["runtime-tokio"] }
-async-smtp = { version = "0.9", default-features = false, features = ["runtime-tokio"] }
+async-smtp = { version = "0.10", default-features = false, features = ["runtime-tokio"] }
 async_zip = { version = "0.0.17", default-features = false, features = ["deflate", "tokio-fs"] }
 base64 = { workspace = true }
 brotli = { version = "7", default-features=false, features = ["std"] }