diff --git a/Cargo.toml b/Cargo.toml
index 8f91bf1..726ac68 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,13 +13,13 @@ readme = "README.md"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-chrono = "0.4"
-chrono-tz = "0.10"
+chrono = "0.4.41"
+chrono-tz = "0.10.4"
 lazy_static = "1.5.0"
 
 [dev-dependencies]
-test-case = "3.3"
-criterion = "0.5.1"
+test-case = "3.3.1"
+criterion = "0.7.0"
 
 [[bench]]
 name = "benchmark"