diff --git a/src/common.rs b/src/common.rs
index 081cbc47..8abc273b 100644
--- a/src/common.rs
+++ b/src/common.rs
@@ -319,7 +319,7 @@ impl AnimationControl {
 /// This is a simple, high-level interface that will automatically choose
 /// the appropriate DEFLATE compression mode and PNG filter.
 ///
-/// If you need more control over the encoding paramters,
+/// If you need more control over the encoding parameters,
 /// you can set the [DeflateCompression] and [Filter] manually.
 #[derive(Debug, Clone, Copy)]
 #[non_exhaustive]
@@ -376,9 +376,6 @@ pub enum DeflateCompression {
     /// Uses the [fdeflate](https://crates.io/crates/fdeflate) crate under the hood
     /// to achieve speeds far exceeding what libpng is capable of
     /// while still providing a decent compression ratio.
-    ///
-    /// Images encoded in this mode can also be decoded by the `png` crate slightly faster than usual.
-    /// Other decoders (e.g. libpng) do not get a decoding speed boost from this mode.
     FdeflateUltraFast,
 
     /// Uses [flate2](https://crates.io/crates/flate2) crate with the specified [compression level](flate2::Compression::new).