diff --git a/judge-core/Cargo.toml b/judge-core/Cargo.toml
index 53deb10..dd4c1d2 100644
--- a/judge-core/Cargo.toml
+++ b/judge-core/Cargo.toml
@@ -19,4 +19,4 @@ serde_json = "1"
 serde_yaml = "0.9"
 
 [dev-dependencies]
-env_logger = "0.10.0"
+env_logger = "0.11.0"
diff --git a/judger/Cargo.toml b/judger/Cargo.toml
index 6af1cc3..de497ac 100644
--- a/judger/Cargo.toml
+++ b/judger/Cargo.toml
@@ -29,7 +29,7 @@ lazy_static = "1.4"
 
 # Log & settings
 log = "0.4"
-env_logger = "0.10"
+env_logger = "0.11"
 dotenv = "0.15.0"
 structopt = "0.3"