diff --git a/src/config.rs b/src/config.rs
index adc7d31..6dcc08f 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -489,7 +489,7 @@ mod test {
             .await;
         }
 
-        for _i in 0..10 {
+        for _ in 0..10 {
             ctx.update_blocklist(&mut IpData {
                 ip: "1.1.1.2".to_string(),
                 hostname: "test2".to_string(),
@@ -541,7 +541,8 @@ mod test {
 
         let pending = ctx.get_blocklist_pending().await;
         assert_eq!(pending.len(), 4);
-        for i in ["1.1.1.1", "1.1.1.2", "1.1.1.3", "1.1.1.4"] {
+        let ips = ["1.1.1.1", "1.1.1.2", "1.1.1.3", "1.1.1.4"];
+        for i in ips {
             let ip = ctx
                 .blocklist
                 .get(&i.to_string())
@@ -565,11 +566,10 @@ mod test {
         let mut ctx = prepare_test_data().await;
         let after_gc = ctx.gc_blocklist().await;
         assert_eq!(after_gc.len(), 2);
-        for i in &["1.1.1.3", "1.1.1.4"] {
-            assert_eq!(
-                ctx.blocklist.get(&i.to_string()).unwrap().ipdata.ip,
-                i.to_string()
-            );
+        let ips = &["1.1.1.3", "1.1.1.4"];
+        for ip in ips {
+            let ipstring = ip.to_string();
+            assert_eq!(ctx.blocklist.get(&ipstring).unwrap().ipdata.ip, ipstring);
         }
     }
 }
diff --git a/src/utils.rs b/src/utils.rs
index a27c9cd..d16b248 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -33,7 +33,7 @@ pub fn _dedup<T: Ord + PartialOrd>(list: &mut Vec<T>) -> usize {
     list.len()
 }
 
-pub fn sleep_ms(ms: u64) {
+pub fn _sleep_ms(ms: u64) {
     std::thread::sleep(Duration::from_millis(ms));
 }