diff --git a/src/bfloat.rs b/src/bfloat.rs
index 2cf5af7..ae5624a 100644
--- a/src/bfloat.rs
+++ b/src/bfloat.rs
@@ -36,6 +36,7 @@ pub(crate) mod convert;
 #[repr(transparent)]
 #[cfg_attr(feature = "serde", derive(Serialize))]
 #[cfg_attr(feature = "rkyv", derive(rkyv::Archive, rkyv::Serialize, rkyv::Deserialize))]
+#[cfg_attr(feature = "rkyv", archive(resolver = "Bf16Resolver"))]
 #[cfg_attr(feature = "bytemuck", derive(Zeroable, Pod))]
 #[cfg_attr(feature = "zerocopy", derive(AsBytes, FromBytes))]
 #[cfg_attr(kani, derive(kani::Arbitrary))]
diff --git a/src/binary16.rs b/src/binary16.rs
index 2075186..4bd575d 100644
--- a/src/binary16.rs
+++ b/src/binary16.rs
@@ -35,6 +35,7 @@ pub(crate) mod arch;
 #[repr(transparent)]
 #[cfg_attr(feature = "serde", derive(Serialize))]
 #[cfg_attr(feature = "rkyv", derive(rkyv::Archive, rkyv::Serialize, rkyv::Deserialize))]
+#[cfg_attr(feature = "rkyv", archive(resolver = "F16Resolver"))]
 #[cfg_attr(feature = "bytemuck", derive(Zeroable, Pod))]
 #[cfg_attr(feature = "zerocopy", derive(AsBytes, FromBytes))]
 #[cfg_attr(kani, derive(kani::Arbitrary))]