diff --git a/codex-rs/Cargo.lock b/codex-rs/Cargo.lock
index 53a3ab37c..7c5b5a863 100644
--- a/codex-rs/Cargo.lock
+++ b/codex-rs/Cargo.lock
@@ -864,9 +864,9 @@ dependencies = [
 
 [[package]]
 name = "chrono"
-version = "0.4.42"
+version = "0.4.43"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "145052bdd345b87320e369255277e3fb5152762ad123a901ef5c262dd38fe8d2"
+checksum = "fac4744fb15ae8337dc853fee7fb3f4e48c0fbaa23d0afe49c447b4fab126118"
 dependencies = [
  "iana-time-zone",
  "js-sys",
diff --git a/codex-rs/Cargo.toml b/codex-rs/Cargo.toml
index cc6d4d53e..a74fb1e82 100644
--- a/codex-rs/Cargo.toml
+++ b/codex-rs/Cargo.toml
@@ -122,7 +122,7 @@ axum = { version = "0.8", default-features = false }
 base64 = "0.22.1"
 bytes = "1.10.1"
 chardetng = "0.1.17"
-chrono = "0.4.42"
+chrono = "0.4.43"
 clap = "4"
 clap_complete = "4"
 color-eyre = "0.6.3"