diff --git a/src/rt/rtaps.rs b/src/rt/rtaps.rs
index 4cc2b9b..cc08e9c 100644
--- a/src/rt/rtaps.rs
+++ b/src/rt/rtaps.rs
@@ -144,6 +144,7 @@ mod test {
             let rtaps = RtAps::new(&mut smgr, settings);
             smgr.startDefaultInputStream()?;
             thread::sleep(Duration::from_secs(2));
+            drop(rtaps);
         }
         Ok(())
     }