diff --git a/filtermail/Cargo.lock b/filtermail/Cargo.lock
index 4c547417..a1bed8df 100644
--- a/filtermail/Cargo.lock
+++ b/filtermail/Cargo.lock
@@ -2197,9 +2197,9 @@ checksum = "1f3ccbac311fea05f86f61904b462b55fb3df8837a366dfc601a0161d0532f20"
 
 [[package]]
 name = "tokio"
-version = "1.52.1"
+version = "1.52.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b67dee974fe86fd92cc45b7a95fdd2f99a36a6d7b0d431a231178d3d670bbcc6"
+checksum = "8fc7f01b389ac15039e4dc9531aa973a135d7a4135281b12d7c1bc79fd57fffe"
 dependencies = [
  "bytes",
  "libc",
diff --git a/filtermail/Cargo.toml b/filtermail/Cargo.toml
index 2d826982..044682a3 100644
--- a/filtermail/Cargo.toml
+++ b/filtermail/Cargo.toml
@@ -13,7 +13,7 @@ async-trait = "0.1.89"
 base64 = "0.22.1"
 serde = { version = "1.0.228", features = ["derive"] }
 serini = "0.2.2"
-tokio = { version = "1.52.1", features = ["full"] }
+tokio = { version = "1.52.3", features = ["full"] }
 thiserror = "2.0.18"
 mailparse = "0.16.1"
 memchr = "2.8.0"