diff --git a/Cargo.toml b/Cargo.toml
index 674c412..108c73d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -31,7 +31,7 @@ num-traits = "0.2.6"
 num-rational = {optional = true, version = "0.2.1"}
 
 [dev-dependencies]
-criterion = "0.2"
+criterion = "0.3"
 rand = "0.6.5"
 maplit = "1.0.1"