diff --git a/gpio/src/backend.rs b/gpio/src/backend.rs
index 68846f0..7734dbd 100644
--- a/gpio/src/backend.rs
+++ b/gpio/src/backend.rs
@@ -6,7 +6,6 @@
 // SPDX-License-Identifier: Apache-2.0
 
 use log::{info, warn};
-use std::convert::TryFrom;
 use std::num::ParseIntError;
 use std::sync::{Arc, RwLock};
 use std::thread::spawn;
diff --git a/i2c/src/i2c.rs b/i2c/src/i2c.rs
index 764f25f..1a3529f 100644
--- a/i2c/src/i2c.rs
+++ b/i2c/src/i2c.rs
@@ -571,7 +571,6 @@ impl<D: I2cDevice> I2cMap<D> {
 #[cfg(test)]
 pub mod tests {
     use super::*;
-    use std::convert::TryFrom;
     use vmm_sys_util::tempfile::TempFile;
 
     // Update read-buffer of each write-buffer with index + 1 value.
diff --git a/i2c/src/main.rs b/i2c/src/main.rs
index 91a06de..0dee159 100644
--- a/i2c/src/main.rs
+++ b/i2c/src/main.rs
@@ -9,7 +9,6 @@ mod i2c;
 mod vhu_i2c;
 
 use log::{info, warn};
-use std::convert::TryFrom;
 use std::num::ParseIntError;
 use std::sync::{Arc, RwLock};
 use std::thread::spawn;
diff --git a/i2c/src/vhu_i2c.rs b/i2c/src/vhu_i2c.rs
index 677a3ce..41c4152 100644
--- a/i2c/src/vhu_i2c.rs
+++ b/i2c/src/vhu_i2c.rs
@@ -356,8 +356,6 @@ impl<D: 'static + I2cDevice + Sync + Send> VhostUserBackendMut<VringRwLock, ()>
 
 #[cfg(test)]
 mod tests {
-    use std::convert::TryFrom;
-
     use virtio_bindings::bindings::virtio_ring::{VRING_DESC_F_NEXT, VRING_DESC_F_WRITE};
     use virtio_queue::{mock::MockSplitQueue, Descriptor, Queue};
     use vm_memory::{Address, GuestAddress, GuestMemoryAtomic, GuestMemoryMmap};
diff --git a/rng/src/main.rs b/rng/src/main.rs
index 62ac529..20851ae 100644
--- a/rng/src/main.rs
+++ b/rng/src/main.rs
@@ -6,7 +6,6 @@
 mod vhu_rng;
 
 use log::{info, warn};
-use std::convert::TryFrom;
 use std::fs::File;
 use std::sync::{Arc, Mutex, RwLock};
 use std::thread;