diff --git a/src/dat.rs b/src/dat.rs
index 3b66464..cb9aa88 100755
--- a/src/dat.rs
+++ b/src/dat.rs
@@ -424,7 +424,7 @@ impl DatFile {
 
                 self.file.seek(SeekFrom::Start(original_pos)).ok()?;
 
-                let mut options = ReadOptions::new(Endian::Little);
+                let options = ReadOptions::new(Endian::Little);
                 running_block_total += i16::read_options(&mut self.file, &options, ()).ok()? as u64;
             }
         }
diff --git a/src/model.rs b/src/model.rs
index 625fb23..6d798d5 100755
--- a/src/model.rs
+++ b/src/model.rs
@@ -407,7 +407,7 @@ impl MDL {
                             ))
                             .ok()?;
 
-                        let mut options = ReadOptions::new(Endian::Little);
+                        let options = ReadOptions::new(Endian::Little);
 
                         match element.vertex_usage {
                             VertexUsage::Position => {
@@ -461,7 +461,7 @@ 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 mut options = ReadOptions::new(Endian::Little);
+                    let options = ReadOptions::new(Endian::Little);
                     indices.push(<u16 as BinRead>::read_options(&mut cursor, &options, ()).unwrap());
                 }
 
diff --git a/tests/integration_test.rs b/tests/integration_test.rs
index 7f43faa..4da6aa8 100755
--- a/tests/integration_test.rs
+++ b/tests/integration_test.rs
@@ -4,7 +4,7 @@ use std::env;
 use std::process::Command;
 use physis::installer::install_game;
 use physis::patch::apply_patch;
-use walkdir::{DirEntry, WalkDir};
+use walkdir::WalkDir;
 
 #[test]
 #[cfg_attr(not(feature = "retail_game_testing"), ignore)]