diff --git a/src/png/mod.rs b/src/png/mod.rs
index f29d583f..d653199c 100644
--- a/src/png/mod.rs
+++ b/src/png/mod.rs
@@ -3,7 +3,6 @@ use std::{fs, path::Path, sync::Arc};
 use bitvec::bitarr;
 use libdeflater::{CompressionLvl, Compressor};
 use log::warn;
-use rgb::ComponentSlice;
 use rustc_hash::FxHashMap;
 
 use crate::{
@@ -192,7 +191,7 @@ impl PngData {
             ColorType::Indexed { palette } => {
                 let mut palette_data = Vec::with_capacity(palette.len() * 3);
                 for px in palette {
-                    palette_data.extend_from_slice(px.rgb().as_slice());
+                    palette_data.extend_from_slice(px.rgb().as_ref());
                 }
                 write_png_block(b"PLTE", &palette_data, &mut output);
                 if let Some(last_trns) = palette.iter().rposition(|px| px.a != 255) {
diff --git a/src/reduction/color.rs b/src/reduction/color.rs
index 2836e656..565fb5fc 100644
--- a/src/reduction/color.rs
+++ b/src/reduction/color.rs
@@ -1,7 +1,7 @@
 use std::hash::{BuildHasherDefault, Hash};
 
 use indexmap::IndexSet;
-use rgb::{ComponentMap, ComponentSlice, FromSlice, RGB, RGBA, alt::Gray};
+use rgb::{ComponentMap, FromSlice, RGB, RGBA, alt::Gray};
 use rustc_hash::FxHasher;
 
 use crate::{
@@ -193,7 +193,7 @@ pub fn indexed_to_channels(
     let mut data = Vec::with_capacity(out_size);
     for b in &png.data {
         let color = palette.get(*b as usize).unwrap_or(&black);
-        data.extend_from_slice(&color.as_slice()[ch_start..=ch_end]);
+        data.extend_from_slice(&color.as_ref()[ch_start..=ch_end]);
     }
 
     Some(PngImage {