diff --git a/Cargo.toml b/Cargo.toml
index 778b17d..e2f9fd1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -74,8 +74,8 @@ serde_json = { version = "1.0.96", optional = true }
 simd-json = { version = "0.9.2", optional = true }
 simd-json-derive = { version = "0.9.2", optional = true }
 speedy = { version = "0.8.6", optional = true }
-savefile = { version = "0.13", optional = true }
-savefile-derive = { version = "0.13", optional = true }
+savefile = { version = "0.14", optional = true }
+savefile-derive = { version = "0.14", optional = true }
 zstd = "0.12.3"
 
 [features]
diff --git a/src/datasets/log/mod.rs b/src/datasets/log/mod.rs
index e705722..fe2a881 100644
--- a/src/datasets/log/mod.rs
+++ b/src/datasets/log/mod.rs
@@ -29,9 +29,6 @@ use crate::bench_flatbuffers;
 use crate::bench_prost;
 use crate::Generate;
 
-#[cfg(feature = "savefile")]
-use savefile::prelude::ReprC;
-
 #[derive(Clone, Copy)]
 #[cfg_attr(feature = "abomonation", derive(abomonation_derive::Abomonation))]
 #[cfg_attr(feature = "bitcode", derive(bitcode::Encode, bitcode::Decode))]
@@ -56,7 +53,7 @@ use savefile::prelude::ReprC;
 )]
 #[cfg_attr(feature = "speedy", derive(speedy::Readable, speedy::Writable))]
 #[cfg_attr(feature = "alkahest", derive(alkahest::Schema))]
-#[cfg_attr(feature = "savefile", derive(savefile_derive::ReprC, savefile_derive::Savefile), repr(C))]
+#[cfg_attr(feature = "savefile", derive(savefile_derive::Savefile), savefile_unsafe_and_fast, repr(C))]
 pub struct Address {
     pub x0: u8,
     pub x1: u8,
diff --git a/src/datasets/mesh/mod.rs b/src/datasets/mesh/mod.rs
index 819dd69..dd69295 100644
--- a/src/datasets/mesh/mod.rs
+++ b/src/datasets/mesh/mod.rs
@@ -27,9 +27,6 @@ use crate::bench_flatbuffers;
 use crate::bench_prost;
 use crate::Generate;
 
-#[cfg(feature = "savefile")]
-use savefile::prelude::ReprC;
-
 #[derive(Clone, Copy)]
 #[cfg_attr(feature = "abomonation", derive(abomonation_derive::Abomonation))]
 #[cfg_attr(feature = "bitcode", derive(bitcode::Encode, bitcode::Decode))]
@@ -55,7 +52,7 @@ use savefile::prelude::ReprC;
 )]
 #[cfg_attr(feature = "speedy", derive(speedy::Readable, speedy::Writable))]
 #[cfg_attr(feature = "alkahest", derive(alkahest::Schema))]
-#[cfg_attr(feature = "savefile", derive(savefile_derive::ReprC, savefile_derive::Savefile), repr(C))]
+#[cfg_attr(feature = "savefile", derive(savefile_derive::Savefile), savefile_unsafe_and_fast, repr(C))]
 pub struct Vector3 {
     pub x: f32,
     pub y: f32,
@@ -144,7 +141,7 @@ impl alkahest::Pack<Vector3> for Vector3 {
 )]
 #[cfg_attr(feature = "speedy", derive(speedy::Readable, speedy::Writable))]
 #[cfg_attr(feature = "alkahest", derive(alkahest::Schema))]
-#[cfg_attr(feature = "savefile", derive(savefile_derive::ReprC, savefile_derive::Savefile), repr(C))]
+#[cfg_attr(feature = "savefile", derive(savefile_derive::Savefile), savefile_unsafe_and_fast, repr(C))]
 pub struct Triangle {
     pub v0: Vector3,
     pub v1: Vector3,
diff --git a/src/datasets/minecraft_savedata/mod.rs b/src/datasets/minecraft_savedata/mod.rs
index 6cc27b4..f770b33 100644
--- a/src/datasets/minecraft_savedata/mod.rs
+++ b/src/datasets/minecraft_savedata/mod.rs
@@ -28,8 +28,6 @@ use crate::bench_flatbuffers;
 #[cfg(feature = "prost")]
 use crate::bench_prost;
 use crate::{generate_vec, Generate};
-#[cfg(feature = "savefile")]
-use savefile::prelude::ReprC;
 
 #[derive(Clone, Copy)]
 #[cfg_attr(feature = "abomonation", derive(abomonation_derive::Abomonation))]
@@ -55,7 +53,7 @@ use savefile::prelude::ReprC;
 )]
 #[cfg_attr(feature = "speedy", derive(speedy::Readable, speedy::Writable))]
 #[cfg_attr(feature = "alkahest", derive(alkahest::Schema))]
-#[cfg_attr(feature = "savefile", derive(savefile_derive::ReprC, savefile_derive::Savefile))]
+#[cfg_attr(feature = "savefile", derive(savefile_derive::Savefile), savefile_unsafe_and_fast)]
 #[repr(u8)]
 pub enum GameType {
     Survival,
@@ -269,7 +267,7 @@ impl alkahest::Pack<ItemSchema> for &'_ Item {
 )]
 #[cfg_attr(feature = "speedy", derive(speedy::Readable, speedy::Writable))]
 #[cfg_attr(feature = "alkahest", derive(alkahest::Schema))]
-#[cfg_attr(feature = "savefile", derive(savefile_derive::ReprC, savefile_derive::Savefile), repr(C))]
+#[cfg_attr(feature = "savefile", derive(savefile_derive::Savefile))]
 pub struct Abilities {
     #[cfg_attr(feature = "bitcode", bitcode_hint(expected_range = "0.0..1.0"))]
     pub walk_speed: f32,
diff --git a/src/datasets/mk48/mod.rs b/src/datasets/mk48/mod.rs
index ac7af5d..8b1e708 100644
--- a/src/datasets/mk48/mod.rs
+++ b/src/datasets/mk48/mod.rs
@@ -30,8 +30,6 @@ use crate::bench_flatbuffers;
 #[cfg(feature = "prost")]
 use crate::bench_prost;
 use crate::{generate_vec, Generate};
-#[cfg(feature = "savefile")]
-use savefile::prelude::ReprC;
 
 #[derive(Copy, Clone, Debug)]
 #[cfg_attr(feature = "abomonation", derive(abomonation_derive::Abomonation))]
@@ -57,7 +55,7 @@ use savefile::prelude::ReprC;
 )]
 #[cfg_attr(feature = "speedy", derive(speedy::Readable, speedy::Writable))]
 #[cfg_attr(feature = "alkahest", derive(alkahest::Schema))]
-#[cfg_attr(feature = "savefile", derive(savefile_derive::ReprC, savefile_derive::Savefile))]
+#[cfg_attr(feature = "savefile", derive(savefile_derive::Savefile), savefile_unsafe_and_fast)]
 #[repr(u8)]
 pub enum EntityType {
     #[cfg_attr(feature = "bitcode", bitcode_hint(frequency = 2.14))]