diff --git a/Cargo.toml b/Cargo.toml
index f30eb97..3ffb959 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -24,7 +24,7 @@ parser = ["dep:nom"]
 serde = { version = "1.0", optional = true, features = ["derive"] }
 serde_json = { version = "1.0", optional = true }
 iso8601 = "0.6"
-chrono-tz = {version = "0.9", optional = true }
+chrono-tz = {version = "0.10", optional = true }
 
 [dependencies.chrono]
 version = "0.4"