diff --git a/Cargo.toml b/Cargo.toml
index 679d359..403f1ff 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,5 +19,5 @@ chrono = "0.4"
 serde_json = "1.0"
 typetag = "0.1"
 log = "0.4.0"
-env_logger = "0.8.4"
+env_logger = "0.9.0"
 serde = { version = "1.0", features = ["derive"] }