diff --git a/src/search.rs b/src/search.rs
index 12480e5..f6cbf25 100644
--- a/src/search.rs
+++ b/src/search.rs
@@ -51,7 +51,7 @@ impl Rustysearch {
     /// version of ``rustysearch`` & zero docs (used in scoring).
     ///
     pub fn read_stats(&self) -> std::io::Result<Stats> {
-        let mut stats: Stats;
+        let stats: Stats;
 
         if !Path::new(&self.stats_path).exists() {
             stats = Stats {
diff --git a/tests/rustysearch.rs b/tests/rustysearch.rs
index 1e6ce01..90e9a93 100644
--- a/tests/rustysearch.rs
+++ b/tests/rustysearch.rs
@@ -1,10 +1,7 @@
 #[cfg(test)]
 mod tests {
-    use std::{thread::{self}, time::{self, Duration}};
     use rustysearch::{types::Stats, search::Rustysearch};
 
-    const TEN_MILLIS: Duration = time::Duration::from_millis(100);
-
     #[test]
     fn test_write_new_stats(){
         let stats = Stats{
@@ -19,7 +16,6 @@ mod tests {
         search.setup();
 
         search.write_stats(stats).unwrap();
-        thread::sleep(TEN_MILLIS);
     }
 
     #[test]
@@ -32,7 +28,6 @@ mod tests {
         let stats = search.read_stats().unwrap();
         assert_eq!(stats.version, "0.1.0");
         assert_eq!(stats.total_docs, 0);
-        thread::sleep(TEN_MILLIS);
     }
 
     #[test]
@@ -48,7 +43,6 @@ mod tests {
         search.increment_total_docs();
         let stats = search.read_stats().unwrap();
         assert_eq!(stats.total_docs, 1);
-        thread::sleep(TEN_MILLIS);
     }
 
     #[test]
@@ -67,7 +61,6 @@ mod tests {
 
         let total_docs = search.get_total_docs();
         assert_eq!(total_docs, 1);
-        thread::sleep(TEN_MILLIS);
     }
 
     fn clean_stats(){
@@ -79,6 +72,5 @@ mod tests {
             total_docs: 0,
         };
         search.write_stats(new_stats).unwrap();
-        thread::sleep(TEN_MILLIS);
     }
 }
\ No newline at end of file