diff --git a/src/reader.rs b/src/reader.rs
index 2ba605b4..f418ea1b 100644
--- a/src/reader.rs
+++ b/src/reader.rs
@@ -63,7 +63,7 @@ impl<T: Reader+Seek> ZipReader<T>
         let mut files = Vec::with_capacity(number_of_files);
 
         try!(reader.seek(directory_start, io::SeekSet));
-        for i in range(0, number_of_files)
+        for _ in range(0, number_of_files)
         {
             files.push(try!(reader_spec::central_header_to_zip_file(&mut reader)));
         }
diff --git a/src/writer.rs b/src/writer.rs
index 773d458c..3fdaed26 100644
--- a/src/writer.rs
+++ b/src/writer.rs
@@ -143,7 +143,7 @@ impl<W: Writer+Seek> ZipWriter<W>
         try!(self.inner.switch_to(compression::Stored));
         let writer = self.inner.get_plain();
 
-        let file = match self.files.mut_last()
+        let file = match self.files.last_mut()
         {
             None => return Ok(()),
             Some(f) => f,