diff --git a/Cargo.toml b/Cargo.toml
index 1a618eb..3e3a0a2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -43,7 +43,7 @@ grev = {version = "0.1.3"}
 [dependencies]
 apca = {version = "0.26.2"}
 anyhow = {version = "1.0", default-features = false, features = ["std"]}
-chrono = {version = "0.4", default-features = false}
+chrono = {version = "0.4.23", default-features = false}
 chrono-tz = {version = "0.8.1", default-features = false, features = ["std"]}
 clap = { version = "3.1.18", features = ["derive"] }
 clap_complete = { version = "3.1.4", optional = true }