diff --git a/lain_derive/src/serialize.rs b/lain_derive/src/serialize.rs
index 4fd16c5..71c48ca 100644
--- a/lain_derive/src/serialize.rs
+++ b/lain_derive/src/serialize.rs
@@ -56,7 +56,6 @@ pub fn expand_binary_serialize(input: &syn::DeriveInput) -> Result<TokenStream,
         #[allow(unknown_lints)]
         #[automatically_derived]
         impl #impl_generics #lain::traits::BinarySerialize for #ident #ty_generics #where_clause {
-            #[inline(always)]
             fn binary_serialize<W: std::io::Write, E: #lain::byteorder::ByteOrder>(&self, buffer: &mut W) -> usize {
                 use #lain::traits::SerializedSize;
                 use #lain::byteorder::{LittleEndian, BigEndian, WriteBytesExt};