diff --git a/bingus/src/snd/raw.rs b/bingus/src/snd/raw.rs
index fa7a8c5..b4309d3 100644
--- a/bingus/src/snd/raw.rs
+++ b/bingus/src/snd/raw.rs
@@ -4,6 +4,7 @@ use num::{
     traits::{FromBytes, ToBytes},
     Zero,
 };
+use rayon::iter::{IntoParallelRefMutIterator, ParallelIterator};
 
 use crate::{Bendable, IntoDataBytes, TryFromDataBytes};
 
@@ -65,12 +66,13 @@ where
 
 impl<T> Bendable for RawSamples<T>
 where
-    T: Sample + FromBytes + ToBytes + Zero,
+    T: Sample + FromBytes + ToBytes + Zero + Send,
     <T as FromBytes>::Bytes: Sized + for<'a> TryFrom<&'a [u8]>,
+    for<'a> Vec<T>: IntoParallelRefMutIterator<'a, Item = &'a mut T>,
 {
     type Unit = T;
     fn map<F: Fn(&Self::Unit) -> Self::Unit + Sync>(mut self, f: F) -> Self {
-        self.0.iter_mut().for_each(|e| *e = f(e));
+        self.0.par_iter_mut().for_each(|e| *e = f(e));
         self
     }
     fn format() -> crate::dynamic::Format {