diff --git a/plugins/diopser/src/lib.rs b/plugins/diopser/src/lib.rs
index cac7c4a8..4fc583fd 100644
--- a/plugins/diopser/src/lib.rs
+++ b/plugins/diopser/src/lib.rs
@@ -198,11 +198,7 @@ impl Plugin for Diopser {
             for filter_idx in 0..self.params.filter_stages.value as usize {
                 // Because of this filter_idx outer loop we can't directly iterate over
                 // `channel_samples` as the iterator would be empty after the first loop
-                for (channel_idx, filters) in
-                    (0..channel_samples.len()).zip(self.filters.iter_mut())
-                {
-                    // SAFETY: The bounds have already been checked here
-                    let sample = unsafe { channel_samples.get_unchecked_mut(channel_idx) };
+                for (sample, filters) in channel_samples.reset_iter().zip(self.filters.iter_mut()) {
                     *sample = filters[filter_idx].process(*sample);
                 }
             }
diff --git a/src/buffer.rs b/src/buffer.rs
index 5ed1ac0f..2ee6f2db 100644
--- a/src/buffer.rs
+++ b/src/buffer.rs
@@ -125,6 +125,12 @@ impl<'outer, 'inner> Iterator for Channels<'outer, 'inner> {
 impl<'outer, 'inner> ExactSizeIterator for Channels<'outer, 'inner> {}
 
 impl<'outer, 'inner> Channels<'outer, 'inner> {
+    /// A resetting iterator. This lets you iterate over the same channels multiple times.
+    pub fn reset_iter(&mut self) -> &mut Self {
+        self.current_channel = 0;
+        self
+    }
+
     /// Access a sample by index. Useful when you would otehrwise iterate over this 'Channels'
     /// iterator multiple times.
     #[inline]