diff --git a/Cargo.toml b/Cargo.toml
index 641d73f..30873da 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,12 +12,9 @@ name = "parabole"
 path = "examples/parabole.rs"
 
 [dev-dependencies]
-rand = "0.4"
 criterion = "0.2"
+rand = "0.6"
 
 [[bench]]
 name = "parabole"
 harness = false
-
-[profile.release]
-lto = true
diff --git a/examples/parabole.rs b/examples/parabole.rs
index 00ac31b..e6f5b56 100644
--- a/examples/parabole.rs
+++ b/examples/parabole.rs
@@ -1,10 +1,9 @@
 use std::cmp::Ordering;
 
+use genetisk::{Individual, Simulation, Wrapper};
 use rand::distributions::{IndependentSample, Range};
 use rayon::prelude::*;
 
-use genetisk::{Individual, Simulation, Wrapper};
-
 #[derive(Clone, Copy, Debug)]
 struct Fitness(f64);
 
diff --git a/src/lib.rs b/src/lib.rs
index c8a7ffa..102fce2 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,5 @@
 use rayon::prelude::*;
+
 pub trait Individual: Send {
     type Fitness: Send + Ord;