diff --git a/src/chan.rs b/src/chan.rs
index 38df91fca7..97d1f64987 100644
--- a/src/chan.rs
+++ b/src/chan.rs
@@ -40,6 +40,10 @@ impl Default for Connection {
     }
 }
 
+pub struct NullFile {
+    pub flags: usize,
+}
+
 #[derive(Debug, Default)]
 pub struct Handle {
     id: usize,
@@ -92,6 +96,7 @@ impl Handle {
 }
 
 pub struct ChanScheme {
+    nulls: HashMap<usize, NullFile>,
     handles: HashMap<usize, Handle>,
     listeners: HashMap<String, usize>,
     next_id: usize,
@@ -100,6 +105,7 @@ pub struct ChanScheme {
 impl ChanScheme {
     pub fn new() -> io::Result<Self> {
         Ok(Self {
+            nulls: HashMap::new(),
             handles: HashMap::new(),
             listeners: HashMap::new(),
             next_id: 0,
@@ -124,6 +130,20 @@ impl SchemeBlockMut for ChanScheme {
         let path = ::std::str::from_utf8(path).or(Err(Error::new(EPERM)))?;
 
         let new_id = self.next_id;
+
+        if path.is_empty() {
+            let null = NullFile {
+                flags: flags,
+            };
+
+            let id = new_id;
+
+            self.nulls.insert(id, null);
+            self.next_id += 1;
+
+            return Ok(Some(id));
+        }
+
         let mut new = Handle::default();
         new.flags = flags;
 
@@ -154,6 +174,13 @@ impl SchemeBlockMut for ChanScheme {
         Ok(Some(new_id))
     }
     fn dup(&mut self, id: usize, buf: &[u8]) -> Result<Option<usize>> {
+        if let Some(flags) = self.nulls
+            .get(&id)
+            .map(|null| null.flags)
+        {
+            return self.open(buf, flags, 0, 0);
+        }
+
         match buf {
             b"listen" => {
                 loop {
@@ -268,6 +295,10 @@ impl SchemeBlockMut for ChanScheme {
         }
     }
     fn close(&mut self, id: usize) -> Result<Option<usize>> {
+        if let Some(_null) = self.nulls.remove(&id) {
+            return Ok(Some(0));
+        }
+
         let handle = self.handles.remove(&id).ok_or(Error::new(EBADF))?;
 
         match handle.extra {