diff --git a/Cargo.toml b/Cargo.toml
index f09394f9..0e387581 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -42,7 +42,7 @@ vendored-tls = [
 csv = "1.3.0"
 mockito = "1.4.0"
 env_logger = "0.11.2"
-criterion = "0.5"
+criterion = "0.8"
 float-cmp = "0.10.0"
 serde_json = "1.0"