diff --git a/Cargo.toml b/Cargo.toml
index 9263978..a5adee7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,3 +11,4 @@ threadpool = "1.0"
 json = "0.12.4"
 openssl = {version = "0.10", features = ["vendored"]}
 chrono = "0.4"
+flate2 = "1.0.0"