diff --git a/Cargo.lock b/Cargo.lock
index f5f9a341..2266b4ba 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1356,9 +1356,9 @@ 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 = "oorandom"
diff --git a/Cargo.toml b/Cargo.toml
index b381c9de..ae5b87a3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -38,7 +38,7 @@ itertools = "0.14.0"
 hickory-resolver = { version = "0.24.3", features = ["dns-over-rustls"] }
 anyhow = "1.0.40"
 text_placeholder = { version = "0.5", features = ["struct_context"] }
-once_cell = "1.21.3"
+once_cell = "1.21.4"
 
 [dev-dependencies]
 parameterized = "2.0.0"