diff --git a/devices/Cargo.toml b/devices/Cargo.toml
index cd554c9b6d..62b570e257 100644
--- a/devices/Cargo.toml
+++ b/devices/Cargo.toml
@@ -2,6 +2,7 @@
 name = "devices"
 version = "0.1.0"
 authors = ["The Chromium OS Authors"]
+edition = "2018"
 
 [features]
 gpu = ["gpu_buffer", "gpu_display", "gpu_renderer"]
diff --git a/devices/src/ioapic.rs b/devices/src/ioapic.rs
index d2afb9c40a..61829b615c 100644
--- a/devices/src/ioapic.rs
+++ b/devices/src/ioapic.rs
@@ -5,9 +5,9 @@
 // Implementation of an intel 82093AA Input/Output Advanced Programmable Interrupt Controller
 // See https://pdos.csail.mit.edu/6.828/2016/readings/ia32/ioapic.pdf for a specification.
 
+use crate::split_irqchip_common::*;
 use crate::BusDevice;
 use bit_field::*;
-use split_irqchip_common::*;
 
 #[bitfield]
 #[derive(Clone, Copy, PartialEq)]
diff --git a/devices/src/virtio/vhost/net.rs b/devices/src/virtio/vhost/net.rs
index 2ecef9dd79..ba5f56db7a 100644
--- a/devices/src/virtio/vhost/net.rs
+++ b/devices/src/virtio/vhost/net.rs
@@ -12,8 +12,8 @@ use std::thread;
 use net_sys;
 use net_util::{MacAddress, TapT};
 
+use ::vhost::NetT as VhostNetT;
 use sys_util::{EventFd, GuestMemory};
-use vhost::NetT as VhostNetT;
 use virtio_sys::{vhost, virtio_net};
 
 use super::super::{Queue, VirtioDevice, TYPE_NET};
@@ -220,10 +220,10 @@ where
 #[cfg(test)]
 pub mod tests {
     use super::*;
+    use ::vhost::net::fakes::FakeNet;
     use net_util::fakes::FakeTap;
     use std::result;
     use sys_util::{GuestAddress, GuestMemory, GuestMemoryError};
-    use vhost::net::fakes::FakeNet;
 
     fn create_guest_memory() -> result::Result<GuestMemory, GuestMemoryError> {
         let start_addr1 = GuestAddress(0x0);
diff --git a/devices/src/virtio/vhost/vsock.rs b/devices/src/virtio/vhost/vsock.rs
index ff4e5757e3..1ffd0782a3 100644
--- a/devices/src/virtio/vhost/vsock.rs
+++ b/devices/src/virtio/vhost/vsock.rs
@@ -9,8 +9,8 @@ use std::thread;
 
 use byteorder::{ByteOrder, LittleEndian};
 
+use ::vhost::Vsock as VhostVsockHandle;
 use sys_util::{EventFd, GuestMemory};
-use vhost::Vsock as VhostVsockHandle;
 use virtio_sys::vhost;
 
 use super::super::{Queue, VirtioDevice, TYPE_VSOCK};