diff --git a/src/dat.rs b/src/dat.rs
index cb9aa88..2f3efc3 100755
--- a/src/dat.rs
+++ b/src/dat.rs
@@ -1,7 +1,7 @@
 use crate::gamedata::MemoryBuffer;
 use crate::model::ModelFileHeader;
 use crate::sqpack::read_data_block;
-use binrw::{binrw, Endian, ReadOptions};
+use binrw::{BinReaderExt, binrw};
 use binrw::BinRead;
 use binrw::BinWrite;
 use std::io::Write;
@@ -424,8 +424,7 @@ impl DatFile {
 
                 self.file.seek(SeekFrom::Start(original_pos)).ok()?;
 
-                let options = ReadOptions::new(Endian::Little);
-                running_block_total += i16::read_options(&mut self.file, &options, ()).ok()? as u64;
+                running_block_total += self.file.read_le::<i16>().ok()? as u64;
             }
         }
 
diff --git a/src/gamedata.rs b/src/gamedata.rs
index 708ebd0..7197d13 100755
--- a/src/gamedata.rs
+++ b/src/gamedata.rs
@@ -165,7 +165,7 @@ impl GameData {
         let slice = index_file.entries.iter().find(|s| s.hash == hash);
         match slice {
             Some(entry) => {
-                let mut dat_file = self.get_dat_file(path, entry.bitfield.data_file_id())?;
+                let mut dat_file = self.get_dat_file(path, entry.bitfield.data_file_id().into())?;
 
                 dat_file.read_from_offset(entry.bitfield.offset())
             }
diff --git a/src/model.rs b/src/model.rs
index 8a35dbc..3f89aa7 100755
--- a/src/model.rs
+++ b/src/model.rs
@@ -1,5 +1,5 @@
 use crate::gamedata::MemoryBuffer;
-use binrw::{Endian, ReadOptions};
+use binrw::BinReaderExt;
 use binrw::binrw;
 use binrw::BinRead;
 use half::f16;
@@ -409,40 +409,26 @@ impl MDL {
                             ))
                             .ok()?;
 
-                        let options = ReadOptions::new(Endian::Little);
-
                         match element.vertex_usage {
                             VertexUsage::Position => {
-                                vertices[k as usize].position =
-                                    <[f32; 3]>::read_options(&mut cursor, &options, ()).unwrap();
+                                vertices[k as usize].position = cursor.read_le::<[f32; 3]>().ok()?;
                             }
                             VertexUsage::BlendWeights => {
-                                vertices[k as usize].bone_weight =
-                                    <[f32; 4]>::read_options(&mut cursor, &options, ()).unwrap();
+                                vertices[k as usize].bone_weight = cursor.read_le::<[f32; 4]>().ok()?;
                             }
                             VertexUsage::BlendIndices => {
-                                vertices[k as usize].bone_id =
-                                    <[u8; 4]>::read(&mut cursor).unwrap();
+                                vertices[k as usize].bone_id = cursor.read_le::<[u8; 4]>().ok()?;
                             }
                             VertexUsage::Normal => {
                                 // TODO: normals are assumed to be half4
-                                vertices[k as usize].normal[0] =
-                                    f16::from_bits(<u16 as BinRead>::read_options(&mut cursor, &options, ()).unwrap())
-                                        .to_f32();
-                                vertices[k as usize].normal[1] =
-                                    f16::from_bits(<u16 as BinRead>::read_options(&mut cursor, &options, ()).unwrap())
-                                        .to_f32();
-                                vertices[k as usize].normal[2] =
-                                    f16::from_bits(<u16 as BinRead>::read_options(&mut cursor, &options, ()).unwrap())
-                                        .to_f32();
+                                for i in 0..3 {
+                                    vertices[k as usize].normal[i] = f16::from_bits(cursor.read_le::<u16>().ok()?).to_f32();
+                                }
                             }
                             VertexUsage::UV => {
-                                vertices[k as usize].uv[0] =
-                                    f16::from_bits(<u16 as BinRead>::read_options(&mut cursor, &options, ()).unwrap())
-                                        .to_f32();
-                                vertices[k as usize].uv[1] =
-                                    f16::from_bits(<u16 as BinRead>::read_options(&mut cursor, &options, ()).unwrap())
-                                        .to_f32();
+                                for i in 0..2 {
+                                    vertices[k as usize].uv[i] = f16::from_bits(cursor.read_le::<u16>().ok()?).to_f32();
+                                }
                             }
                             VertexUsage::Tangent2 => {}
                             VertexUsage::Tangent1 => {}
@@ -463,8 +449,7 @@ impl MDL {
                 let mut indices: Vec<u16> =
                     Vec::with_capacity(model.meshes[j as usize].index_count as usize);
                 for _ in 0..model.meshes[j as usize].index_count {
-                    let options = ReadOptions::new(Endian::Little);
-                    indices.push(<u16 as BinRead>::read_options(&mut cursor, &options, ()).unwrap());
+                    indices.push(cursor.read_le::<u16>().ok()?);
                 }
 
                 parts.push(Part { vertices, indices });
diff --git a/tests/integration_test.rs b/tests/integration_test.rs
index 24e7f20..a2a8aa5 100755
--- a/tests/integration_test.rs
+++ b/tests/integration_test.rs
@@ -1,7 +1,6 @@
 use std::collections::HashMap;
 use physis::index;
 use std::env;
-use std::path::Path;
 use std::process::Command;
 use hmac_sha512::Hash;
 use physis::installer::install_game;
@@ -58,7 +57,7 @@ fn fill_dir_hash(game_dir: &str) -> HashMap<String, [u8; 64]> {
         .for_each(|x| {
             let file = std::fs::read(x.path()).unwrap();
 
-            let mut hash = hmac_sha512::Hash::new();
+            let mut hash = Hash::new();
             hash.update(&file);
             let sha = hash.finalize();