diff --git a/plonky2/examples/square_root.rs b/plonky2/examples/square_root.rs
index 07f1d230..86d53271 100644
--- a/plonky2/examples/square_root.rs
+++ b/plonky2/examples/square_root.rs
@@ -3,7 +3,7 @@ use std::marker::PhantomData;
 use anyhow::Result;
 use plonky2::field::types::Field;
 use plonky2::hash::hash_types::RichField;
-use plonky2::iop::generator::{SimpleGenerator, GeneratedValues};
+use plonky2::iop::generator::{GeneratedValues, SimpleGenerator};
 use plonky2::iop::target::Target;
 use plonky2::iop::witness::{PartialWitness, PartitionWitness, Witness};
 use plonky2::plonk::circuit_builder::CircuitBuilder;
@@ -18,8 +18,7 @@ struct SquareGenerator<F: RichField + Extendable<D>, const D: usize> {
     _phantom: PhantomData<F>,
 }
 
-impl<F: RichField + Extendable<D>, const D: usize> SimpleGenerator<F> for SquareGenerator<F, D>
-{
+impl<F: RichField + Extendable<D>, const D: usize> SimpleGenerator<F> for SquareGenerator<F, D> {
     fn dependencies(&self) -> Vec<Target> {
         vec![self.x]
     }