diff --git a/src/mock_set.rs b/src/mock_set.rs
index 3b0c164..996d6f0 100644
--- a/src/mock_set.rs
+++ b/src/mock_set.rs
@@ -94,7 +94,7 @@ impl MountedMockSet {
     ///
     /// It will stop matching against incoming requests, regardless of its specification.
     pub(crate) fn deactivate(&mut self, mock_id: MockId) {
-        let mut mock = &mut self[mock_id];
+        let mock = &mut self[mock_id];
         mock.1 = MountedMockState::OutOfScope;
     }
 
diff --git a/tests/mocks.rs b/tests/mocks.rs
index 51fe0a2..be0fb5d 100644
--- a/tests/mocks.rs
+++ b/tests/mocks.rs
@@ -13,7 +13,7 @@ async fn new_starts_the_server() {
     let mock_server = MockServer::start().await;
 
     // Assert
-    assert!(TcpStream::connect(&mock_server.address()).is_ok())
+    assert!(TcpStream::connect(mock_server.address()).is_ok())
 }
 
 #[async_std::test]