diff --git a/Cargo.lock b/Cargo.lock
index 487d506..fa4e4c7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -284,9 +284,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "chrono"
-version = "0.4.37"
+version = "0.4.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a0d04d43504c61aa6c7531f1871dd0d418d91130162063b789da00fd7057a5e"
+checksum = "a21f936df1771bf62b77f047b726c4625ff2e8aa607c01ec06e5a05bd8463401"
 dependencies = [
  "android-tzdata",
  "iana-time-zone",
diff --git a/Cargo.toml b/Cargo.toml
index 73c5041..29a24a4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,7 +10,7 @@ crate-type = ["cdylib"]
 
 [dependencies]
 calamine = { version = "0.24.0", features = ["dates"] }
-chrono = { version = "0.4.37", default-features = false }
+chrono = { version = "0.4.38", default-features = false }
 # NOTE: "extension-module" is actually required, see comments on features below
 pyo3 = { version = "0.20.3", features = ["abi3-py38"] }