diff --git a/Cargo.toml b/Cargo.toml
index 587254db..f78fde82 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,7 +8,7 @@ resolver = "2"
 assert_matches = "1.5.0"
 assign = "1.1.1"
 base64 = "0.21.0"
-criterion = "0.4.0"
+criterion = "0.5.0"
 http = "0.2.8"
 js_int = "0.2.2"
 maplit = "1.0.2"