diff --git a/crates/gpui/src/app.rs b/crates/gpui/src/app.rs
index ff2baac8d9b4e0032cca63175730548acc25089f..1c9ab05cdde2a5e374fb59e933de8914e7e7eece 100644
--- a/crates/gpui/src/app.rs
+++ b/crates/gpui/src/app.rs
@@ -565,6 +565,12 @@ impl TestAppContext {
     }
 }
 
+impl Drop for TestAppContext {
+    fn drop(&mut self) {
+        self.cx.borrow_mut().flush_effects();
+    }
+}
+
 impl AsyncAppContext {
     pub fn spawn<F, Fut, T>(&self, f: F) -> Task<T>
     where