diff --git a/actix-gcd/Cargo.toml b/actix-gcd/Cargo.toml
index 8a64d83..c7de8c0 100644
--- a/actix-gcd/Cargo.toml
+++ b/actix-gcd/Cargo.toml
@@ -9,4 +9,5 @@ edition = "2018"
 
 [dependencies]
 actix-web = "4.1"
+chrono = "=0.4.19"
 serde = { version = "1.0", features = ["derive"] }