diff --git a/Cargo.toml b/Cargo.toml
index 8802ae0..6b5d8fb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -61,7 +61,7 @@ optional = true
 version = "0.22"
 
 [dev-dependencies]
-criterion = "0.3.4"
+criterion = "0.4.0"
 env_logger = "0.9.0"
 input_buffer = "0.5.0"
 net2 = "0.2.37"