diff --git a/pci/src/vfio.rs b/pci/src/vfio.rs
index e358f9457..e9d768a9a 100644
--- a/pci/src/vfio.rs
+++ b/pci/src/vfio.rs
@@ -1552,7 +1552,7 @@ impl VfioPciDevice {
     /// # Arguments
     ///
     /// * `vm` - The VM object. It is used to set the VFIO MMIO regions
-    ///          as user memory regions.
+    ///   as user memory regions.
     /// * `mem_slot` - The closure to return a memory slot.
     pub fn map_mmio_regions(&mut self) -> Result<(), VfioPciError> {
         let fd = self.device.as_raw_fd();
diff --git a/virtio-devices/src/vsock/csm/connection.rs b/virtio-devices/src/vsock/csm/connection.rs
index 59c161da8..50f3c3034 100644
--- a/virtio-devices/src/vsock/csm/connection.rs
+++ b/virtio-devices/src/vsock/csm/connection.rs
@@ -146,9 +146,9 @@ where
     /// Returns:
     /// - `Ok(())`: the packet has been successfully filled in and is ready for delivery;
     /// - `Err(VsockError::NoData)`: there was no data available with which to fill in the
-    ///    packet;
+    ///   packet;
     /// - `Err(VsockError::PktBufMissing)`: the packet would've been filled in with data, but
-    ///    it is missing the data buffer.
+    ///   it is missing the data buffer.
     ///
     fn recv_pkt(&mut self, pkt: &mut VsockPacket) -> VsockResult<()> {
         // Perform some generic initialization that is the same for any packet operation (e.g.
diff --git a/vm-migration/src/lib.rs b/vm-migration/src/lib.rs
index b32dc9bb9..b22bc1c0b 100644
--- a/vm-migration/src/lib.rs
+++ b/vm-migration/src/lib.rs
@@ -191,7 +191,7 @@ pub trait Transportable: Pausable + Snapshottable {
     ///
     /// * `snapshot` - The migratable component snapshot to send.
     /// * `destination_url` - The destination URL to send the snapshot to. This
-    ///                       could be an HTTP endpoint, a TCP address or a local file.
+    ///   could be an HTTP endpoint, a TCP address or a local file.
     fn send(
         &self,
         _snapshot: &Snapshot,
@@ -205,7 +205,7 @@ pub trait Transportable: Pausable + Snapshottable {
     /// # Arguments
     ///
     /// * `source_url` - The source URL to fetch the snapshot from. This could be an HTTP
-    ///                  endpoint, a TCP address or a local file.
+    ///   endpoint, a TCP address or a local file.
     fn recv(&self, _source_url: &str) -> std::result::Result<Snapshot, MigratableError> {
         Ok(Snapshot::default())
     }