diff --git a/monoio/src/driver/iocp/event.rs b/monoio/src/driver/iocp/event.rs
index c4732f3d..1072d7b8 100644
--- a/monoio/src/driver/iocp/event.rs
+++ b/monoio/src/driver/iocp/event.rs
@@ -1,3 +1,5 @@
+use std::slice::{Iter, IterMut};
+
 use mio::Token;
 use windows_sys::Win32::System::IO::OVERLAPPED_ENTRY;
 
@@ -117,13 +119,30 @@ impl Events {
             *status = unsafe { std::mem::zeroed() };
         }
     }
+
+    pub fn iter(&self) -> Iter<'_, Event> {
+        self.events.iter()
+    }
+
+    pub fn iter_mut(&mut self) -> IterMut<'_, Event> {
+        self.events.iter_mut()
+    }
 }
 
 impl<'a> IntoIterator for &'a Events {
     type Item = &'a Event;
-    type IntoIter = std::slice::Iter<'a>;
+    type IntoIter = Iter<'a>;
 
     fn into_iter(self) -> Self::IntoIter {
-        self.events.iter()
+        self.iter()
+    }
+}
+
+impl<'a> IntoIterator for &'a mut Events {
+    type Item = &'a mut Event;
+    type IntoIter = Iter<'a>;
+
+    fn into_iter(self) -> Self::IntoIter {
+        self.iter_mut()
     }
 }