diff --git a/Cargo.toml b/Cargo.toml
index 61165ae..65c5486 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -29,7 +29,7 @@ chrono = "0.4"
 encoding = "0.2"
 failure = "0.1"
 futures = "0.1"
-log = "0.3"
+log = "0.4"
 native-tls = "0.1"
 serde = "1.0"
 serde_derive = "1.0"