diff --git a/src/array/boolean.rs b/src/array/boolean.rs
index 55952b6c..f4c8166b 100644
--- a/src/array/boolean.rs
+++ b/src/array/boolean.rs
@@ -94,12 +94,11 @@ where
 
 #[cfg(test)]
 mod tests {
+    use super::*;
     use crate::{
         bitmap::{BitmapRef, ValidityBitmap},
         buffer::{BoxBuffer, BufferRefMut},
     };
-
-    use super::*;
     use std::mem;
 
     #[test]
diff --git a/src/array/fixed_size_primitive.rs b/src/array/fixed_size_primitive.rs
index 2293854e..a9939763 100644
--- a/src/array/fixed_size_primitive.rs
+++ b/src/array/fixed_size_primitive.rs
@@ -1,13 +1,10 @@
+use super::Array;
 use crate::{
     buffer::{BufferType, VecBuffer},
     validity::Validity,
-    FixedSize,
-    Length,
-    // Length,
+    FixedSize, Length,
 };
 
-use super::Array;
-
 /// Array with primitive values.
 pub struct FixedSizePrimitiveArray<
     T: FixedSize,
diff --git a/src/array/mod.rs b/src/array/mod.rs
index 8cc514e9..60af690b 100644
--- a/src/array/mod.rs
+++ b/src/array/mod.rs
@@ -1,7 +1,5 @@
 //! Sequences of values with known length all having the same type.
 
-// use std::collections::VecDeque;
-
 use crate::{buffer::BufferType, FixedSize};
 use std::collections::VecDeque;
 
diff --git a/src/offset.rs b/src/offset.rs
index de2e27a6..3479bb6d 100644
--- a/src/offset.rs
+++ b/src/offset.rs
@@ -183,10 +183,8 @@ impl<T, OffsetItem: OffsetElement, Buffer: BufferType> Length
 
 #[cfg(test)]
 mod tests {
-    use crate::bitmap::{BitmapRef, ValidityBitmap};
-
     use super::*;
-    // use crate::bitmap::{BitmapRef, ValidityBitmap};
+    use crate::bitmap::{BitmapRef, ValidityBitmap};
 
     #[test]
     fn default() {