diff --git a/Cargo.lock b/Cargo.lock
index 6b62df2..0ddab3a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1003,9 +1003,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.21.3"
+version = "1.21.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d"
+checksum = "9f7c3e4beb33f85d45ae3e3a1792185706c8e16d043238c593331cc7cd313b50"
 
 [[package]]
 name = "parking_lot"
diff --git a/Cargo.toml b/Cargo.toml
index 9fb2b3b..b0932bc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -29,7 +29,7 @@ tracing-subscriber = { version = "0.3", features = ["env-filter"] }
 serde = { version = "1.0", features = ["derive"] }
 bytes = "1.10"
 crossbeam = "0.8"
-once_cell = "1.20"
+once_cell = "1.21"
 ahash = "0.8"
 fastrand = "2.3"
 anyhow = "1.0"