diff --git a/vm/src/stdlib/io.rs b/vm/src/stdlib/io.rs
index c312a7459..fb9162eae 100644
--- a/vm/src/stdlib/io.rs
+++ b/vm/src/stdlib/io.rs
@@ -3277,7 +3277,7 @@ mod _io {
 
         #[pymethod]
         fn close(self, vm: &VirtualMachine) -> PyResult<()> {
-            let _ = self.try_resizable(vm)?;
+            drop(self.try_resizable(vm)?);
             self.closed.store(true);
             Ok(())
         }